I've found myself getting much better at making testing changes in such a way they can be hotswapped, then batching them up into a change when it's necessary to

I've found myself getting much better at making testing changes in such a way they can be hotswapped, then batching them up into a change when it's necessary to do a JVM restart. Sometimes I impress myself with how long I can go with just hotswaps, kind of like a code golf, but it's absolutely the biggest time suck of a Java developer's day. Besides meetings.