Here's an interesting (long) article about the effects of robo-umps in the Low A Southeast League, where they used them this past season.
It also looks at other rules changes that have been implemented this and in past minor league seasons at all levels, including pitch clocks, moving the mound back, larger bases, and limits on pickoff attempts.
https://www.theringer.com/mlb/2021/10/21/22736400/experimental-rules-atlantic-league-robo-umps