You are still now supporting to buy Bitcoin in another way. Anyway this topic is should belongs to this Bitcoin Discussion board and you should move it there to have more appropriate discussion. Just search move option at the left bottom of the page.

When you are buying Bitcoin you are just exchanging with fiat or another currency and at the same time when you are going to accept as a payment you are exchanging with fiat or anything valuable. So both of the cases you are exchanging values that means you are buying Bitcoin.
So you can't neglect to buy it and it will be better for mass adoption and increase usecases. We should buy it and can implement it in our business to make it more crypto friendly, easily, safer and decentralized.