Endeavor is basically an installer for Arch. It is litterally Arch so if arch has issues Endeavor will be affected.
Manjaro, on the otherhand is downstream from arch so when arch has an issue manjaro testinh branches will catch it before they get to the stable stream.
If you want to have fun with the open ocean waves of upstream Arch then go with Endeavor.
It is overly hyped for what it is. They basically took over from Antergos .
Nobody thinks protesting for peace is anti semitism . This is called https://en.m.wikipedia.org/wiki/Straw_man