Getting an OS to boot and getting it finished are 2 different things. Having somebody make apps for OS 4 is another thing entirely.
The amigaone should have looked like a A1200 except with USB, SVGA output, EIDE, cdrom built in. They should alos been 100% A1200 compatible even if it meant having empty sockets you have to plug your old chips into. That machine would have sold quite well