diff --git a/main.py b/main.py
index 6c1edab..9ea071c 100644
--- a/main.py
+++ b/main.py
@@ -1,5 +1,12 @@
 # iotaFS a.k.a iotaShitPoc
 
+# Big TODOs:
+# - map from binary file to position in chain
+#   -> ability to read of size easily and read / write in chunks is 1000000% more efficient
+# - remove old / big stuff from cache
+# - async sync with tangle -> 1000% more efficiency
+# - implement deltas for fileTree or switch to actuall tree with links
+
 from iota import Iota, ProposedTransaction, Address, TryteString, Tag
 from iota.crypto.addresses import AddressGenerator
 from iota.crypto.types import Seed