most people in Europe. I think in this instance the EU is generally thought to be doing the right thing. The only people I hear moaning is the odd sour-puss on the internet.
Considering the mass surveilance issues of foreign governments(i.e US, China) I believe the law is sensible if not too weak. Even people who do not use Facebook can be/ are affected.
Nobody is stopping Facebook from complying with the laws. If they choose to exit the market rather then comply its on them.
What is the alternative? Let Facebook (and other companies ) do whatever they want?
Standard oil was a great company, that benefited consumers by driving down costs and improving the efficiency of oil production and distribution. Prices fell from ~30 cents to ~5 cents per gallon between 1870-1900, and when they were broken up by the government they had more than 100 competitors, and only ~65% market share.
Slavery also invigorates the markets with cheap produce for consumers and high profits for shareholders. Shall we legalize that as well?
Nothing is easy in reality and you can find positive effects to the markets in almost anything if you just look at localized effects