>Pragmatically, often users without new browsers and OSses are not the best clients
replyHmm, it could be fat enterprise clients with locked-down software versions (legacy, security etc.) That's where most of the money is, isn't it?
If you make enterprise software then, ya, target that.
replyIf you're selling tickets to a venue, then your site is blocked by them anyway.
This article is a weird extremist take.