diff --git a/fake_home/.shell_aliases b/fake_home/.shell_aliases
index f074d49..55469ff 100755
--- a/fake_home/.shell_aliases
+++ b/fake_home/.shell_aliases
@@ -18,6 +18,10 @@ function helpdef {
     return 1
 }
 
+function wait-for {
+    while ! $@; do sleep 1; done
+}
+
 function slides() {
     OLD_PATH="$PATH"
     PATH="$HOME/.slides-bin:$PATH"
diff --git a/fake_home/.sofi.sh b/fake_home/.sofi.sh
index a9f6ea6..deb8ffd 100755
--- a/fake_home/.sofi.sh
+++ b/fake_home/.sofi.sh
@@ -90,7 +90,7 @@ add-recent() {
         return
     fi
     echo "$1" >> "$RECENTS"
-    tail -n 10 "$RECENTS" > "$RECENTS.temp"
+    grep -v "^$" "$RECENTS" | tail -n 10 "$RECENTS" > "$RECENTS.temp"
     mv "$RECENTS.temp" "$RECENTS"
 }