Not having to worry about machine condition is a positive for digital pinball.
Agreed! But the flip side of that is the predictable physics. Pinball loses some charm when you know exactly how the ball will behave coming out of a kickout or off a ramp. But when you don't have to worry about randomness you can focus on strategy. TPA is so awesome just for learning rules and layouts. It's really cool to come across a table IRL that you've only played in TPA and be able to play it and understand your goals immediately... and then be completely disillusioned when it destroys you