Good to know that my mobility aids are what make me unfit for any position of power or influence. For, as we all know, once you're a cripple, you're basically brain dead, too.
Critique Biden for a host of things he's done, not for the spectre of perhaps needing a damn rollator.
That's the crazy thing about disability.
If it's an invisible (or mostly invisible) disability, people think you're lying or dumb. If it's a visible disability where you require a device (for mobility, communication, etc), you're suddenly unfit to do anything but sit, rot and make yourself scarce.
In 2016 the press had Hillary Clinton on deaths door in 2016. America has corporate media. Democracy and journalism are on life support. We had all better get out and vote this time so there is a voting next time.