On Tuesday, Microsoft expressed its intent to bid on the Joint Enterprise Defense Infrastructure (JEDI) contract -- a contract that represents a $10 billion project to build cloud services for the Department of Defense. The contract is massive in scope and shrouded in secrecy, which makes it nearly impossible to know what technologies Microsoft would be building for the Department of Defense. At an industry day for JEDI, DoD Chief Management Officer John H. Gibson II explained the program's impact, saying, "We need to be very clear. This program is truly about increasing the lethality of our department." This has ruffled a few feathers inside the Redmond-based software giant. In an open letter published Saturday, an unspecified number of Microsoft employees stated their disapproval . They wrote: