[amelius]

Just wait until everybody else starts filling those gaps with cute little icons. Your boss will come in one morning, ordering you to move the buttons from the main page to the corners, but of course only for the iphonex. And before you know it, you'll be spending a day on boring CSS work, and several days in the future on maintenance and compatibility problems. You're not a technologist anymore; you've become a slave of fashion trends.

[rhencke]

Thinking up disastrous conclusions to a cosmetic, optional, opt-in style feature affecting a very low percentage of your audience is a bit dramatic, no?

[amelius]

It seems like a quite realistic scenario to me.