It's not that I don't want 4G, it's that I don't want to need 4G. Yes, 4G is more efficient for the same amount of data... but Jevons is fully active and we are consuming way more data in 4G than in 3G to the point that we are just using more and more equipment, devices, services, ...
I am proud to call myself a luddite, because contrary to popular knowledge luddites (and neo-luddites) are not technophobic but technocritics: they question whether a technological progress is also a social progress, a human progress, an environmental progress. There is little reason to believe that 4G and 5G are such.
If your computer from 1999 can run current websites, why change websites ?