Yes they are expensive but the fact that you have an official (and supported) upgrade path possible for my little printer bought more than a decade ago is really recommendable. And I love mounting it myself. You learn a lot about the product during this process.
Once I got all I can from it, my upgrade from A1 Mini is gonna be Prusa lol, should have aten the price difference at first.
Yes they are expensive but the fact that you have an official (and supported) upgrade path possible for my little printer bought more than a decade ago is really recommendable. And I love mounting it myself. You learn a lot about the product during this process.