I think it depends on which part of soweto you are from, because as far a as I know Citizen Deep and Hood Natives are some of the few guys who introduced this sound in Soweto around 2008/2009 when Brazo, Dacapo and Nastee Nev where making a huge impact those days
Your mindselt and role in launching marketing and distributing the piano sound in impressive. This is the missing link I was always qurious about, "Ubani owenza lama tracks a trende?"
I hope those who are saying Amapiano started from barcadi are listening to this. The Pretoria version was infused with barcadi, it doesn't come from it