What's the problem? GP is addressing a market need consistent with their comment above. I wouldn't be surprised by a auto mechanic stating that (too) many people are too lazy to change their oil - they might be the best person to manke that observation, given their PoV.

Yes, this guy's business is that. And it is MY business, not my customers'. If you do not understand the nuance of what I am saying, rather keep your thoughts to yourself as you portray yourself in very ignorant light.