Earlier quoted context omitted.
Millions of people ascend to the height of Everest's summit every day, extremely quickly. I imagine that such a purpose-built gondola would, like modern jets, have a pressurized cabin.
Millions of people haven't even summited Everest (much less everyday, can you imagine? It's like Dane Cook's skit about thousands of firefighters). The numbers around 4,000 according to a quick google search. And it's a multi day trip with plenty of acclimatization stops. Not only that but 100s of those 4000 have perished. It's not some trivial walk around the park just because it's not considered one of the hardest…
Millions of people travel in commercial airliners every day, at altitudes greater than the summit of Everest.