And SEO is one of them, and although certificates are offered by some, they are not trusted by anyone in the industry. The old university system is too slow moving to keep up with the times in this industry. So what choices do we have. The same old ones we always had, which have worked out quite well: online, conferences, and, the old standby, by doing it.
Checked out the job listings. A lot of them floated around six figures. Not bad for something you basically have to learn yourself.