Originally Posted by MikeyMK

Discs are easier to service than calipers, in my experience. Calipers can be tricky to get lined-up and balanced.
More the issue there is the increasingly useless throw-away society.

Hydraulic discs are easiest of all. Don't get me started on cables, I never opt voluntarily to go back to them.

Suspension forks, well I can't run without them now. Arms burn. Cheap steel forks are terrible but even budget alloy-mag ones are fine for most people.