For some reason, Y offset of 8.5 causes MTE to sometimes spawn player inside of the floor. 9 is the nearest whole number, and while it does cause that slight fall when you spawn, it fixes the issue.
For some reason, Y offset of 8.5 causes MTE to sometimes spawn player inside of the floor. 9 is the nearest whole number, and while it does cause that slight fall when you spawn, it fixes the issue.