You can ignore it, tie it to unrelated company initiatives, or feign ignorance and simply not offer solutions that add to it. Or… you can adopt more above-board techniques such as Crawl/Walk/Run and the Reverse Farmer’s Rule, which reframe projects so that confronting tech debt is an upfront part of the plan.
They pay me well, I get to work on things I enjoy and my boss doesn’t actually manage anything so I can kind just do my thing and no one bothers me. Not sure how solvent the company will be so I’m just riding it for now. But it sucks. I fucking hate my boss, not to mention he is magat asshole.