A few things:
- Tubes are no more unreliable than SS heads. TBH, I've had more issues with SS in the past than tubes.
- Tubes can have very clean tones.
- Tubes have been popular for a loooong time. It's no more a phase than SS heads being a phase.
- Tubes are no more unreliable than SS heads. TBH, I've had more issues with SS in the past than tubes.
- Tubes can have very clean tones.
- Tubes have been popular for a loooong time. It's no more a phase than SS heads being a phase.

