Who decided that this was a good way for a group to interact?
It’s all the worst elements of synchronous and asynchronous discussion rolled into one. It prioritizes speed of reply over thoughtfulness, and creates a hard-to-manage non-coordinated sort of discovery and decision making.
If it’s worth taking the time of the team, it’s worth doing it in a shared doc or in real-time. Neither is as convenient, both reward thinking hard about how we want to move things forward.