The legal threats against WPEngine and their customers, the lawsuits between WP/Automatic/WPF and WPEngine, the banning of several contributors, the takeover of WP Plugins on WP.org, the shenanigans with several check boxes on the login pages of WP.org.
the author of that email has been having a very public breakdown for months now, mostly consisting of being a prick and trying to harm the community and a competitor.
The legal threats against WPEngine and their customers, the lawsuits between WP/Automatic/WPF and WPEngine, the banning of several contributors, the takeover of WP Plugins on WP.org, the shenanigans with several check boxes on the login pages of WP.org.