@MojangSupport @AntVenom found a major bug in Minecraft and it's a doozy!!! Watch the video it explains it better than I can post it, and yes, as of the current Pre-Release, it's still happening. Can this even be fixed before 1.16 arrives!?!?!?!
https://youtu.be/91Feq0dHw28
If you think you've found a bug, please visit https://bugs.mojang.com/secure/Dashboard.jspa … and report it so that the developers can see.