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The biggest challenge for learning apps is users dropping off after a while. Duolingo founder and Carnegie Mellon University professor Luis von Ahn shares some secrets on overcoming that.
from Startups – Tech in Asia http://ift.tt/1QO5vZz
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The biggest challenge for learning apps is users dropping off after a while. Duolingo founder and Carnegie Mellon University professor Luis von Ahn shares some secrets on overcoming that.
from Startups – Tech in Asia http://ift.tt/1QO5vZz