As someone who has to carry the 99% of Nightfalls I do, I 100% agree, to most people it's not fun to die all the time, to me it's not fun to have to do everything by myself because the average player just cannot do these activities.
It's only fun for the people who permanently play with their friends and have the best weapons.
Yes, I have noticed that far more people just rage quit now than they used to. Far more people are utterly useless. I mean I don't mind extra difficulty but it should be a choice not a requirement.