My Viva Linea preamp in my separate speaker setup has a toggle power switch, but it doesn't use the same 3-position 'warm up' process as my Egoista. It is just a 2-position toggle switch, on and off, no warm up mode. In any event, the warmup mode doesn't bother me at all. It only takes a...

I'm also a Viva Egoista owner, and @Polygonhell has it right. There is absolutely no issue with the Viva warmup procedure and damage to headphones. Perhaps something got misinterpreted somewhere, but definitely not true.

I'm also using the same frame angled open as @Roasty, and my seam is pointing one notch up from straight forward (rotated one notch closer to 12 o'clock than straight forward). I also agree, these headphones match really well tube amps and tube DAC's having a neutral and transparent sound...

In my separate headphone and speaker systems, I've consistently found the power cord attached to the wall or floor outlet, which then goes to the power distributor or regenerator, makes the biggest sonic difference/contribution, but, power cords to all components matter and improve things to my...

https://www.youtube.com/watch?v=yCcwUKnOV-E