It was years ago, but Rdio went the Xamarin route, regretted it, and then did exactly what Dropbox just did and went full native. The reasons for regretting it

It was years ago, but Rdio went the Xamarin route, regretted it, and then did exactly what Dropbox just did and went full native. The reasons for regretting it were similar: lack of available engineers on the market, incompatibilities between runtimes, and lagging support for platform features (although in the Xamarin case it's not even in your hands to fix it)