We are aware of the issue with the badge emails resending to everyone, we apologise for the inconvenience - learn more here.
Some people deal with confidential files and use Dropbox for these. It would be very useful to allow people the option to clear their "Recent" files at will to allow more privacy and discretion.
This is a vital privacy issue. Let me turn it off.
If I need to Find Some Recent File™, give me a search option.