He wouldn't have won as many "world" titles if there wasn't a split.

All the current best PDC players have come from the BDO barring Adrian Lewis. If you compare the BDO and PDC world championships, the strength in depth is defintely with the BDO until just a few years ago.

A lot of Taylors "world" titles are micky mouse when you compare them with the field at Lakeside that year.