Kurtenbach: Five observations from 49ers rookie camp — the Niners found some undrafted free agent gems

Football is back.

Sort of.

But any football is good, and given the current state of Bay Area professional sports, it’s desperately needed.

The Niners let us take a look at rookie mini-camp practice Friday — a first look at their draft picks and undrafted free agents.

And it was enlightening.

Here’s what I saw and what I think it means moving forward into OTAs, training camp, and the 2024 season.

Ricky Piersall is sudden

• Slick Rick looked the part of a first-round pick on Friday.