Earlier quoted context omitted.
Yeah, when I read the article I thought "Great, more paternalistic advice that pretends we have infinite resources/time/money." Anyone who has ever done website or mobile development knows there is a huge array of browsers and platforms, and supporting the very long tail of configurations is sometimes nearly impossible, let alone almost never cost effective. When I last ran some web apps, we'd see substantial numbers…
He wasn’t actually giving a blanket directive. The article was suggesting that you think about whether 98% is actually good in your use case by doing the math and thinking.
Can I imagine a venue kicking out 2% of their former clients on some criteria? Absolutely yes.
Kicking out 2% of website visitors may still be totally reasonable if the cost to serve them is meaningful, or if they are less than 2% of revenue.
His defense for 98% being bad is that some CSS thing people were arguing about only had 70% coverage on his website.
Our b2b dashboard didn't support Safari for a while at all and it was entirely not an issue because everyone had a simple workaround to just use Chrome and the dashboard wasn't really the main product.