diff --git a/.fuse_hidden000024c900000005 b/.fuse_hidden000024c900000005
deleted file mode 100755
index 163d703..0000000
Binary files a/.fuse_hidden000024c900000005 and /dev/null differ
diff --git a/envvars.go b/envvars.go
index ddb8e24..82efaf8 100644
--- a/envvars.go
+++ b/envvars.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"os/user"
+	"runtime"
 	"strconv"
 
 	"git.milar.in/milarin/envvars/v2"
@@ -10,6 +11,8 @@ import (
 var (
 	DownloadPath = envvars.String("DOWNLOAD_PATH", "")
 
+	ThreadCount = envvars.Int("THREADS", runtime.NumCPU())
+
 	Uid = envvars.Object("UID", 1000, func(s string) (int, error) {
 		if uid, err := strconv.Atoi(s); err == nil {
 			return uid, nil
diff --git a/file_priority_string.go b/file_priority_string.go
new file mode 100644
index 0000000..d6744e2
--- /dev/null
+++ b/file_priority_string.go
@@ -0,0 +1,17 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+
+	"git.milar.in/nyaanime/logic"
+)
+
+func FilePrio2Str(fp *logic.FilePriority) string {
+	return fmt.Sprintf("priority: %d | resolution: %s | languages: %s | subtitles: %s",
+		fp.Priority,
+		fp.Properties.GetResolution().String(),
+		strings.Join(fp.Properties.GetLanguages(), ", "),
+		strings.Join(fp.Properties.GetSubtitles(), ", "),
+	)
+}
diff --git a/go.mod b/go.mod
index 579dadd..cb218de 100644
--- a/go.mod
+++ b/go.mod
@@ -3,8 +3,9 @@ module git.milar.in/nyaanime/organizer
 go 1.19
 
 require (
+	git.milar.in/milarin/channel v0.0.14
 	git.milar.in/milarin/envvars/v2 v2.0.0
-	git.milar.in/nyaanime/logic v0.0.0-20230113102709-a719289ef360
+	git.milar.in/nyaanime/logic v0.0.0-20230114105336-6bfb7dce349f
 	git.milar.in/nyaanime/model v0.0.0-20230113095840-5eb2822653c3
 	git.milar.in/nyaanime/parsers v0.0.0-20230113101942-2c9bc6925201
 	github.com/fatih/color v1.13.0
@@ -14,11 +15,13 @@ require (
 require (
 	git.milar.in/milarin/adverr v1.1.0 // indirect
 	git.milar.in/milarin/anilist v1.5.1 // indirect
-	git.milar.in/milarin/channel v0.0.14 // indirect
 	git.milar.in/milarin/gmath v0.0.3 // indirect
 	git.milar.in/milarin/slices v0.0.6 // indirect
+	git.milar.in/milarin/tprint v0.0.7 // indirect
 	github.com/mattn/go-colorable v0.1.9 // indirect
 	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-runewidth v0.0.14 // indirect
+	github.com/rivo/uniseg v0.4.3 // indirect
 	golang.org/x/sys v0.0.0-20220412211240-33da011f77ad // indirect
 	gopkg.in/vansante/go-ffprobe.v2 v2.1.1 // indirect
 )
diff --git a/go.sum b/go.sum
index 91b7246..eb54dce 100644
--- a/go.sum
+++ b/go.sum
@@ -10,8 +10,10 @@ git.milar.in/milarin/gmath v0.0.3 h1:ii6rKNItS55O/wtIFhD1cTN2BMwDZjTBmiOocKURvxM
 git.milar.in/milarin/gmath v0.0.3/go.mod h1:HDLftG5RLpiNGKiIWh+O2G1PYkNzyLDADO8Cd/1abiE=
 git.milar.in/milarin/slices v0.0.6 h1:AQoSarZ58WHYol9c6woWJSe8wFpPC2RC4cvIlZpfg9s=
 git.milar.in/milarin/slices v0.0.6/go.mod h1:NOr53AOeur/qscu/FBj3lsFR262PNYBccLYSTCAXRk4=
-git.milar.in/nyaanime/logic v0.0.0-20230113102709-a719289ef360 h1:pHbxMy5TnpOAc3TNEOoNIfcSe5epAEb2PSmedpWvnF4=
-git.milar.in/nyaanime/logic v0.0.0-20230113102709-a719289ef360/go.mod h1:SkgdD87uNP60swIBtrDRZPBF5rLIgBLL6OetP1sETLY=
+git.milar.in/milarin/tprint v0.0.7 h1:dvm4l4BhXOie4vtnRMZii0WTLTz2wju8wyUPB/lNeVo=
+git.milar.in/milarin/tprint v0.0.7/go.mod h1:UwW/B+0cTCbN5hi0bQBE9rIRgLkq+x4V751rrS2KVoI=
+git.milar.in/nyaanime/logic v0.0.0-20230114105336-6bfb7dce349f h1:tc8hQpZprt8/yedVSPmkftKOI2+P7twFc7BEov5RTBc=
+git.milar.in/nyaanime/logic v0.0.0-20230114105336-6bfb7dce349f/go.mod h1:cLuIBDTtpXdzprOIsz73r6ZCE5s0k+o6HA7fH9OuW/M=
 git.milar.in/nyaanime/model v0.0.0-20230113095840-5eb2822653c3 h1:mXcEA47FQQzeSDXE3UvhNfIt4fBfpDSq1/f0r+jbHpY=
 git.milar.in/nyaanime/model v0.0.0-20230113095840-5eb2822653c3/go.mod h1:kPWLDvFrhc1Uf77gxsBOxNeJ5JTVF2HhVs1IdVcw0tg=
 git.milar.in/nyaanime/parsers v0.0.0-20230113101942-2c9bc6925201 h1:glTG4IeuIvD4mVwJyCF5SYMawCRcZZ01pz4AUyWTEP8=
@@ -25,6 +27,11 @@ github.com/mattn/go-colorable v0.1.9/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
 github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
+github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU=
+github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/rivo/uniseg v0.4.3 h1:utMvzDsuh3suAEnhH0RdHmoPbU648o6CvXxTx4SBMOw=
+github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
diff --git a/handle_file.go b/handle_file.go
index a1fdb49..84bcb00 100644
--- a/handle_file.go
+++ b/handle_file.go
@@ -1,10 +1,6 @@
 package main
 
 import (
-	"errors"
-	"fmt"
-	"io"
-	"os"
 	"path/filepath"
 	"strings"
 	"time"
@@ -17,7 +13,7 @@ import (
 
 func HandleFile(path string) (b *strings.Builder) {
 	b = &strings.Builder{}
-	b.WriteString(color.MagentaString("\nfile found: %s\n", filepath.Base(path)))
+	b.WriteString(color.MagentaString("\nfile found: %s\n", path))
 
 	for _, parser := range parsers.Parsers {
 		parsedFile, ok := parser.FileParser(&parser, path)
@@ -30,7 +26,7 @@ func HandleFile(path string) (b *strings.Builder) {
 
 		anime, err := logic.SearchAnimeByTitle(parsedFile.OriginalAnimeTitle)
 		if err != nil {
-			b.WriteString(color.YellowString("\tanime not found: '%s'\n", parsedFile.OriginalAnimeTitle))
+			b.WriteString(color.RedString("\tanime not found: '%s'\n", parsedFile.OriginalAnimeTitle))
 			continue
 		}
 
@@ -46,12 +42,21 @@ func HandleParsedFile(b *strings.Builder, parsedFile *model.ParsedFile) {
 	newFilePrio := logic.NewFilePriority(parsedFile)
 	oldFilePrio, animeEpNotExistLocally := logic.GetAnimeEpProps(parsedFile.AnimeEpisode())
 
+	if animeEpNotExistLocally {
+		b.WriteString(color.YellowString("\tfile exists locally\n"))
+		b.WriteString(color.YellowString("\t    local file: %s\n", FilePrio2Str(oldFilePrio)))
+		b.WriteString(color.YellowString("\t    new file:   %s\n", FilePrio2Str(newFilePrio)))
+		if newFilePrio.Priority > oldFilePrio.Priority {
+			b.WriteString(color.GreenString("\t    overwrite local file\n"))
+		} else {
+			b.WriteString(color.YellowString("\t    ignore new file\n"))
+		}
+	}
+
 	if !animeEpNotExistLocally || newFilePrio.Priority > oldFilePrio.Priority {
-		go func(b *strings.Builder, parsedFile *model.ParsedFile) {
-			if err := OrganizeAnimeEpisode(b, parsedFile); err != nil {
-				b.WriteString(color.RedString("\terror: %s", err.Error()))
-			}
-		}(b, parsedFile)
+		if err := OrganizeAnimeEpisode(b, parsedFile); err != nil {
+			b.WriteString(color.RedString("\terror: %s", err.Error()))
+		}
 	}
 }
 
@@ -60,53 +65,52 @@ func OrganizeAnimeEpisode(b *strings.Builder, parsedFile *model.ParsedFile) erro
 
 	oldFile := filepath.Join(DownloadPath, parsedFile.File)
 	newFile := logic.GetAnimeEpFilepath(parsedFile.AnimeEpisode(), filepath.Ext(parsedFile.File))
-	lockFile := logic.GetAnimeEpFilepath(parsedFile.AnimeEpisode(), "lock")
+	//lockFile := logic.GetAnimeEpFilepath(parsedFile.AnimeEpisode(), "lock")
 
 	b.WriteString(color.BlueString("\tmove file\n\t    from: '%s'\n\t    to: '%s'\n", oldFile, newFile))
 
-	if err := os.MkdirAll(filepath.Dir(newFile), os.ModePerm); err != nil {
-		return err
-	}
+	// if err := os.MkdirAll(filepath.Dir(newFile), os.ModePerm); err != nil {
+	// 	return err
+	// }
 
-	if err := os.Chown(filepath.Dir(newFile), Uid, Gid); err != nil {
-		return err
-	}
+	// if err := os.Chown(filepath.Dir(newFile), Uid, Gid); err != nil {
+	// 	return err
+	// }
 
-	if _, err := os.Stat(newFile); !errors.Is(err, os.ErrNotExist) {
-		fmt.Fprintln(os.Stderr, "file already exists:", newFile)
-		return err
-	}
+	// if _, err := os.Stat(newFile); !errors.Is(err, os.ErrNotExist) {
+	// 	return err
+	// }
 
-	inputFile, err := os.Open(oldFile)
-	if err != nil {
-		return err
-	}
-	defer inputFile.Close()
+	// inputFile, err := os.Open(oldFile)
+	// if err != nil {
+	// 	return err
+	// }
+	// defer inputFile.Close()
 
-	outputFile, err := os.Create(newFile)
-	if err != nil {
-		return err
-	}
-	defer outputFile.Close()
+	// outputFile, err := os.Create(newFile)
+	// if err != nil {
+	// 	return err
+	// }
+	// defer outputFile.Close()
 
-	if err := os.Chown(newFile, Uid, Gid); err != nil {
-		return err
-	}
+	// if err := os.Chown(newFile, Uid, Gid); err != nil {
+	// 	return err
+	// }
 
-	_, err = io.Copy(outputFile, inputFile)
-	if err != nil {
-		return err
-	}
+	// _, err = io.Copy(outputFile, inputFile)
+	// if err != nil {
+	// 	return err
+	// }
 
-	if err = os.Remove(oldFile); err != nil {
-		return err
-	}
+	// if err = os.Remove(oldFile); err != nil {
+	// 	return err
+	// }
 
-	if err = os.Remove(lockFile); err != nil {
-		return err
-	}
+	// if err = os.Remove(lockFile); err != nil {
+	// 	return err
+	// }
 
-	b.WriteString(color.BlueString("\tdone (took %s)\n", time.Since(start)))
+	b.WriteString(color.BlueString("\t    done (took %s)\n", time.Since(start)))
 
 	return nil
 }
diff --git a/main.go b/main.go
index 8d02475..3bee774 100644
--- a/main.go
+++ b/main.go
@@ -21,15 +21,24 @@ func main() {
 		panic(err) // TODO error handling
 	}
 
+	logic.PrintPriorityTables()
+
 	fsChan, err := WatchDirectory(fsnotify.Create, DownloadPath)
 	if err != nil {
 		panic(err) // TODO error handling
 	}
 
-	outputChan := channel.Map(fsChan, HandleFile)
+	outputChan := channel.MapWithRunner(fsChan, InitializeRunner(), HandleFile)
 	channel.Each(outputChan, PrintStringBuilder)
 }
 
 func PrintStringBuilder(b *strings.Builder) {
 	fmt.Println(b.String())
 }
+
+func InitializeRunner() channel.Runner {
+	if ThreadCount <= 0 {
+		return channel.NewUnlimitedRunner()
+	}
+	return channel.NewLimitedRunner(ThreadCount)
+}