I usually print a temp tower when I get new filament that I haven’t used before. It doesn’t take that long and if it prevents a failed print it’s totally worth it.

A dedicated e-reader is way better for reading than a smartphone or tablet. They use e-ink screens which are better for your eyes and for battery life.

Also there are dedicated mobile music players. A lot of them are targeted at the audiophile market and can drive high impedance headphones and have a high quality dac. But most people aren’t audiophiles and don’t use headphones that would benefit from something better than a smartphone.

Does Mario Kart count? It’s probably the best game to play with friends of different skill levels.

Also the older need for speed games up to undercover.