Obfuscation, mostly.

Analytics, also.

The same point as always, some things have ridiculously long URLs.

We use shortened URLs in physical marketing materials like flyers, billboards, etc.

Good for you. You must be one of the last holdouts against "QR all the things!".

I think short urls are still memorable and good. My phone doesn't surrogate all of my recall.

Short URLs are good. Memorable URLs are good. URLs spat out by URL shorteners are something entirely different.

Ah, the randomly generated ones. Yeah, agreed.