After a bit of searching, I did find this article. It seems that I'm a little behind the times, so to make up for asking a silly question, I'll answer it for anyone still wondering:
One of the problems with public/private key cryptography such as the RSA algorithm which powers a lot of online security today, including Tor Onion Services,...
As far as I know this is not possible
All tor relay UP addresses are publicly available, including exit ones. Any webmasters that choose to block them can, in fact Tor Project operates a dedicated list for this purpose. Cloudflare also provides an option for sites using their services to block Tor traffic.
Webmasters sometimes block for security purposes (...
What was the previous TBB version doing that I wasn't seeing so many
According to these two comments from arma and gk, the fix was on Cloudflare's side, and they haven't updated it for Tor Browser 7.0.
Apparently Cloudflare had done some hack on their side to handle Tor
Browser better (i.e. trigger fewer false positives), but ...
See: https://tor.stackexchange.com/a/10456/12737 (can't mark as duplicate, no votes or accepted answers. seems a problem with stackexchange and anonymity where people ask with "anonymous" accounts which are discarded. no one comes back to accept the answer once it's answered...)
CloudFlare is blocking most (or all?) Tor Exit node for everyone having enabled even on the most minimal security setting. Only if this setting is completely switched off CloudFlare won't show that CAPTCHA.
Since many websites use the CloudFlare these days you will be presented this page.
You might want to contact either the website owner or CloudFlare to ...
It seems that you're using an exit node that was tagged as a "dealing bot traffic" one. The problem lies deep in tor exit node setup guide. The guide says that you should expose the fact, that you're running an exit node via info page on port 80 and so forth
states clear :
If you run an exit ...
You can use Tor to access this stack exchange, but you will likely trip their "defenses" and have to complete captchas, human verifications, and then your post might get flagged as spam so you can't even submit it.
While that's a heaping load of irony, none of that is an insurmountable set of obstacles to posting here using tor or the tbb.
Once you get in ...