Saturday Mac riddles 291

Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation. This week they celebrate the tenth anniversary of the start of this blog, on 17 January 2015.

1: Lead-free stylus for early pros would have been ideal for Acontius.

2: Eleventh vertical granite wall first took 47 days to climb, now less than four hours.

3: Rootless, I came in 2015 and still won’t go without csrutil.

To help you cross-check your solutions, or confuse you further, there’s a common factor between them.

I’ll post my solutions first thing on Monday morning.

Please don’t post your solutions as comments here: it spoils it for others.