So many people want to boil everything down to a soundbite or a singularity. The reality is that the creation of the show was probably multifaceted, with product sponsorship being one part of it and entertainment being another, which is why the show does what you mentioned. It is both fun and an up-front ad for products.
,..and there's absolutely nothing wrong with either or both. It is okay to sell shit and it's okay to have fun. At least there are some people out there like yourself who get that. Sometimes I lose faith because there seem to be so few who do.
It's not like Trump is going to prison for this. He's old, has no record, and did serve as president, regardless of how people feel about it. Plus, he's going to appeal, which means this thing will drag on long enough to still not matter, sadly.