Covering Tesla as obsessively as we do at CleanTechnica is almost a full-time job. Just this morning, looking out over Montserrat from the executive dining room on the 14th floor of our ultra-posh world headquarters, we became aware of two things that we couldn’t wait to share with our readers. First, the order button has disappeared from the Tesla Semi page on the company’s website. According to Drive Tesla Canada, customers can no longer order one of these battery electric Class 8 tractors online, but can sign up for news and updates about them. Elon Musk tweeted last week that...