I think the "first" means being used in a consumer device. 802.11ac was there for a while. But none of big companies was making 802.11ac enabled laptop until Ap

I think the "first" means being used in a consumer device. 802.11ac was there for a while. But none of big companies was making 802.11ac enabled laptop until Apple. Same thing here. It's not about who at when implemented it first; the point is this time it's being applied to a popular consumer device, even though it's just got approved by IETF (Jan.). This is how new technology gets involved into people's daily lives.