I don't miss dial-up internet, I just don't. I don't even like the sound because it's just digital screeches and it's a sound that makes me cringe a little upon hearing it. Because I remember the times when I'd be listening to music with headphones with volume high and then that fucking digital screech just blares into my ears.
I don't miss waiting 30 minutes to load a page. I don't miss a bit of it.
Non-shitty affordable gaming. No Internet required, no updates, no game breaking bugs if you bought it on day one. Just bring your Game Boy Colour in the back seat of the car on vacation, bring a shitload of AA's and finish Pokémon Blue 3 times in a few weeks.