diff --git a/envvars.go b/envvars.go
index 3d036c3..2880637 100644
--- a/envvars.go
+++ b/envvars.go
@@ -11,7 +11,10 @@ import (
 )
 
 var (
-	PollRate = envvars.Duration("POLL_RATE", 30*time.Minute)
+	Uid = envvars.Int("UID", 1000)
+	Gid = envvars.Int("GID", 1000)
+
+	PollRate = envvars.Object("POLL_RATE", 30*time.Minute, time.ParseDuration)
 
 	AnilistUsername    = envvars.String("ANILIST_USERNAME", "username")
 	AnilistAccessToken = envvars.String("ANILIST_TOKEN", "")
@@ -70,13 +73,7 @@ var (
 	/*
 		TODO
 
-		better idea? implementation in torrent_sort.go (sort.Slice)
-		PreferredTorrents = envvars.StringSlice("PREFERRED_TORRENTS", []string{"seeders", "subtitles", "languages", "downloads"})
-
-		old idea?
 		PreferMoreLanguages = envvars.Bool("PREFERER_MORE_LANGUAGES", false)
 		PreferMoreSubtitles = envvars.Bool("PREFERER_MORE_SUBTITLES", false)
-		PreferMoreSeeders   = envvars.Bool("PREFERER_MORE_SEEDERS", false)
-		PreferMoreDownloads   = envvars.Bool("PREFERER_MORE_DOWNLOADS", false)
 	*/
 )
diff --git a/file_properties.go b/file_properties.go
index a77c9be..cf2e766 100644
--- a/file_properties.go
+++ b/file_properties.go
@@ -18,20 +18,9 @@ type FileProperties struct {
 
 var _ model.PropertyHolder = &FileProperties{}
 
-var filePropCache = map[string]*FileProperties{}
-
-func AnalyzeFile(path string) (props *FileProperties, err error) {
-	// caching
-	if cacheEntry, ok := filePropCache[path]; ok {
-		return cacheEntry, nil
-	}
-	defer func() {
-		if err == nil {
-			filePropCache[path] = props
-		}
-	}()
-
-	props = &FileProperties{Filepath: path}
+// TODO cache
+func AnalyzeFile(path string) (*FileProperties, error) {
+	props := &FileProperties{Filepath: path}
 
 	file, err := os.Open(path)
 	if err != nil {