Solved! I dont know whats going on with steam

[shortylickens]

But ALL of my games just got a zero byte update, except for IL-2 Sturminvok which got a 10 GB update.

 

[EXCellR8]

Yea I noticed this last night too... not really sure what to make of it but it could just be some kind of internal check of the game files or something.

 

[Artorias]

It's to do with the VC redistributables being updated.

https://www.reddit.com/r/Steam/comments/al6h7l/_/efb9tev

 

[bguile]

I had one 60 GB install, along with at least a dozen size 0 updates.