Attachments: Up to 2 attachments (including images) can be used with a maximum of 512.0 KiB each and 1.0 MiB total.
This one thing stops me from paying. All my RAWs are NEFs.
No one has followed this question yet.
Partial content update
Make modifiedDate settable
Data Sovereignty - Option to keep data onshore in locations
Remote Filesystem API - Range, Bytes (RapidShare API)