Annual AC Tuneup 🤔 Cost Effective?

How have Annual AC tune ups been working out for you? Seems like there is more and more poor publicity on RUclips and other social media today about how annual AC tune ups are a scam. Recently an affordable inspector in FL said ALL hvac is a scam.🤔A big influencer says it is “Only a way to get their foot in the door” ​⁠‪@WordofAdviceTV‬ Could this be a better way for simple HVAC services to be performed?
DIY can be incredibly dangerous. It is always recommended an HVAC professional carry out nearly all major breakdowns.