I certainly appreciate that you understand the situation, @truth_seeker . My sister and I are pretty much at our wits' end. She bears the brunt of it, as he rents a house she owns just on the street above hers - so she can see if his car is gone, it means he's at the bar.
I favor tough love, tough measures, tough talk.
Families should stop anything which "enables," since that may prolong the time it takes to reach a "bottom" with consequences that are serious enough to make the person take heed.
Most excuses that drunks use, are BS. If he likes music, tell him that Clapton is around 30 years clean and sober. When his dear child died from an accident, he didn't drink. He wrote a song.
A friend of mine is a lawyer, and in CA sober lawyers have their own fellowship, called "The Other Bar."
I knew a man that was VP Finance for a Fortune 100 corporation, who was warned he would lose his job if he continued drinking. He didn't stop, and they canned him.
The most important benefit of AA is a fellow alcoholic can communicate with another, like nobody else. Not family, not mental health "pros," etc.