The process of using Screencastify and Google Keep to produce a video comment bank for Google Docs is relatively straight-forward. Third, produce a note in Google Keep that contains the link to the video (I advise providing the notes easy-to-remember names and labels).
In this video I demonstrate how to utilize Screencastify and Google Keep to produce a bank of video remarks that you can place into the remarks of your students Google Docs and Slides..

If there was something comparable for adding video comments to Google Docs, on Sunday night I got an email from somebody who had actually seen my videos about Mote and wondered. Among my tips was to try the e-Comments Chrome extension which
I evaluated last spring. Another alternative is to use a mix of
Screencastify and Google Keep to build a bank of video comments that you can insert into the comments of Google Documents or Google Slides..