Earlier quoted context omitted.
In fairness, Lee criticized the Dell XPS 15's thermals in a video a couple of days ago. Of course, he also posted a video last week about how he was starting to hate Apple products. If you watch a lot of his videos, you'll notice that he almost always talks about thermals, so it's not surprising to see him focus on that aspect of the MBP.
I have had thermal issues both in my old Lenovo T61P and a more recent Macbook Pro 15, both with dedicated graphic cards. No replacing of soldering paste on my part was ever able to improve the situation, with the result of having powerful machines only on paper, that were brought to their knees even by light workloads. My Mac becomes impossibly hot and slows down playing games like Hearthstone and Civ5, FFS. I have…
You get more bang for your bucks this way, too. Desktop hardware costs a fraction of a comparable laptop.