Not really. I still host a number of sites on my home linux box.

Nowadays you need PAAS cloud hosting with Kubernetes on at least 3 servers, monitoring SAAS, log storage SAAS, CI for js transpilers, CDN for assets, Cloudflare, SSL certificate, checklist for PWA compliance, UX guidelines, AMP, OpenGraph metadata. Because best practices!

I... still do?

This is more about ISPs where you live than anything else. Most people don't want the hassle.

Yeah, guess it varies, but a lot of ISPs block incoming port 80 connections. Common enough that noip.com has a "port redirection" feature, interestingly enough: http://www.noip.com/support/knowledgebase/my-isp-blocks-port...