Well it's a question of ROI. How many Linux users are there really that can't wait to install Microsoft software on their desktops? People who use Linux as thei

Well it's a question of ROI. How many Linux users are there really that can't wait to install Microsoft software on their desktops? People who use Linux as their desktop operating system are probably using open source alternatives of any MS client software. And for Office they would use browser version which works fine. It makes no sense for MS to invest resources into this since there isn't enough interest to justify the investment.