I know why people don't, but don't like it for many reasons. I wrote a post on it a while back, have a read. I think one a day is sufficient but read the post, it explains my reasoning.
https://peakd.com/hive-196233/@galenkp/scarcity-on-hive-thoughts-on-reblogging
Perfect, I'm going to read it, I'm always learning about HIVE, thank you.