It's been a while since I've been active so I'm curious - what are the 4 or 5 top rated amps out today? (dynamic not 'stat)

If you know and like the Havana dac but have moved on to something that you like even more, please tell me about it.   I love my Havana dac, but I want to upgrade from the Scott-Nixon tubedac+ that I use in my other system. My price range is up to 3k.   I have recently learned about the...

I've been using my current headphone/amp setup for about 6 years now. After recently upgrading my DAC and interconnects, I now have upgrade fever. I'm considering a new amp, possibly the Yamamoto, or new headphones, possibly the HD800. I welcome your opinions.