A limit clarification for the new Firestore

Question

So in the limits section (https://firebase.google.com/docs/firestore/quotas) of the new Firestore product from Firebase it says:

Maximum write rate to

Answer 1

A quick additional note : for the moment all properties are indexed by default, so if you had a last-updated timestamp it would necessarily be indexed - so you would not be able to avoid the hotspoting.

Index disablement will be available down the road though.