listen to lowkey... mans structure is beyond dope... multies are too dope n rhyme scheme is sik.. n then theres the fact he allways talks bout suttin to educate people... n then we vgot klashnekoff... or ppl like conflix n baron samedi droppin sum of the sikest ryme schemes i ever heard.... trust me i kno so many ppl better than US peeps u mentioned... as for producers... likes of chemo n my boy kelakovski wud shit on on any beats made by ppl u mentioned... n then theres producers like harry love n joe buddah that have made beats i feel are the best hip hop beats i ever heard PERIOD