diff --git a/src/directory.rs b/src/directory.rs
index 2e2c412..bd3d9c3 100644
--- a/src/directory.rs
+++ b/src/directory.rs
@@ -21,11 +21,6 @@ impl Directory {
         self.size
     }
 
-    #[inline]
-    pub fn path(&self) -> &Path {
-        self.name.as_ref()
-    }
-
     pub fn new< P: AsRef<Path> >(path: P, args: &Args) -> Result<Option<Self>> {
         let path = path.as_ref();
         // NOTE: I go back and forth on canonicalize()ing all the time.
@@ -46,6 +41,7 @@ impl Directory {
 
         // symlink_metadata() is the same as metadata() but it doesn't
         // traverse symlinks, so that we can exclude them if necessary
+        // note: sizeof(Metadata) == 176
         let meta = match path.symlink_metadata() {
             Ok(md) => md,
             Err(_) if args.persistant() => return Ok(None),
@@ -66,7 +62,7 @@ impl Directory {
                     return Ok(Some(
                         Self {
                             name,
-                            size: meta.len(),
+                            size: args.len(&meta),
                             children: Vec::new()
                         }
                     ))
@@ -85,7 +81,7 @@ impl Directory {
                 (Err(e), false) => return Err(e),
             };
             size += dir.size;
-            if args.tree() && args.should_print(dir.path()) {
+            if args.tree() && args.should_print(&dir.name) {
                 // since size was increased, this just prevents
                 // the directory from appearing in printing
                 children.push(dir);
@@ -144,7 +140,7 @@ impl Directory {
     pub fn tree(self, unit: Unit) -> String {
         // since self.size is definitionally the greatest value, the tab length
         // is just the length of self.len, plus two for a tab width
-        let tab_size = unit.convert(self.size).len() + 2;
+        let tab_size = unit.convert_with_units(self.size).len() + 2;
         self.vectorise(unit)
             .iter()
             .map(|e| e.stringify_tabbed(tab_size))
@@ -209,7 +205,7 @@ impl TreeEntry {
     }
 
     fn stringify_tabbed(&self, tab_size: usize) -> String {
-        let mut result = format!("{:<tab_size$}", self.unit.convert(self.size));
+        let mut result = format!("{:<tab_size$}", self.unit.convert_with_units(self.size));
 
         for part in self.parts.iter().rev() {
             result += part.display();