August 28-29 incident:
Some orders and payments from around 28 August are still being restored — read the incident report, or contact support if something of yours is missing. You will be asked to choose a new password at your next sign-in.
After hundreds of testing and published articles, especially on Wordpress blogs, I've come to the conclusion that it's for the best to NOT use the main keyword of an article in the URL slug.
Or at least, don't use it...