Why are tube amps so expensive?

[aaronmcoleman]

Tubes are much warmer to cuddle with than 1's and 0's.

 

[Guitargodgt]

Tubes are much warmer to cuddle with than 1's and 0's.

They don't lose their presets either or try to emulate anything but what they are.

 

[stevieb]

tubes are a release valve for my ego.

Pun intended?