PUN player spawn buffer?

I've just finished watching and implementing last years tutorial on Merry Fragmas, the PUN fps game. The host spawns in fine. The build can then join; here's where it goes wrong:

Capsule (third person body of build instance) spawns in host(editor) instance; Serialization works fine and the host can see updates on the build instance's position.
However, the build instance never spawns in host capsule. How do I code in a buffer as to where late joiners will spawn in older players?

I am...

PUN player spawn buffer?