Earlier quoted context omitted.
One of the actual bullshit things about ADHD is that I often can't focus even on things I do like . Absolutely nothing convenient about that.
This happens after alcohol abuse too. If you abuse alcohol enough, you cannot enjoy stuff without alcohol. It fries your dopamine receptors, this is drugs 101. Your are not going to take speed every day for years and function normally, and you will literally need confirmation bias to make sense of that reality. Also, here is another weird tidbit from life. You might not like the stuff you used to like anymore but you…
Funny you should say that, as there is much research to say that ADHD is primarily a resistance to dopamine and serotonin. See: https://www.psychologytoday.com/us/blog/evolutionary-psychia...
This is how Ritalin works, by slowing down the reputable of dopamine.
So, imagine the state of anhedonia you’re familiar with from long-term drug abuse - then imagine that is your base state.