[ExpiredLink]

I can understand that esp. young developers get bored and want to try something new and fancy. OTOH, JRuby and Groovy are, at best, niche languages without traction. The drawbacks of Scala have been discussed widely, also here on hn. Clojure? How many Hickey fans actually write real-world programs?

[thebluesky]

Many of the folks using Scala are experienced Java developers, your posts seem to be based on personal speculation rather than actual facts.