I agree, sometimes the complaint is a niche problem resulting from the buyer's false expectation but, generally speaking, I've avoided buying a lot of products.

I agree, sometimes the complaint is a niche problem resulting from the buyer's false expectation but, generally speaking, I've avoided buying a lot of products. Recent example, shredders all have great 5 star reviews but only the odd negative will point out the obvious problem that cheap shredders are made cheaply and will break in a short space of time.