أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
For work I think he is mandatory for connect with others and the internet is very suitable for that
For private use I think he is still option
Because the information and entertainment
I'd say it's a must but it off course it is not entirely. It also depends on your needs and location. I can share an experiment I carried out a couple of years ago in the Netherlands briefly (it sounds mad but it said a lot to me):
I informed friends that I will be in a temporary celibacy for two weeks not getting out of my house to see whether I can manage living normally using the internet for core daily and life activities (well most of them). By the end of the period I proved to myself that in the Netherlands, one can do the following without leaving his home:
All is thanks to the internet.
inevitable must
itz must because it keeps us connected with world overall i.e for business, world news, exploring nature