4 ms·Their application is an extension of Outlook, which only has a dot.net API.by dan00 15y agoTheir application is an extension of Outlook, which only has a dot.net API.tome 15y agoI wonder why they didn't use F#.jamwt 15y agoHe answered that too: language maturity. He was unfamiliar with the .NET ecosystem in general, and the availability of help/expertise/examples etc was much greater for C# than F#.dan00 15y agoBrian just didn't wanted to have another risk, because F# is less mainstream than C#.