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Re:Moving from Java to Scala - One year later... by zeemonkee on Monday January 24, 2011 @07:50AM (#2135018)
What problems or issues have you encountered specific to Scala and Lift with Foursquare ?
Re:Moving from Java to Scala - One year later... by harryh on Saturday January 29, 2011 @03:07PM (#2156235)
1) The scala compiler is a little slow (compared to javac). 2) Lift is a pretty new framework and we run into warts/bugs from time to time. It can also take a bit of time for new engineers to get their head around it.

Those are the two biggest things I would say.