Like with Rayraz, many of us explored other Apps, which I don't have to explain can take lots of time for the learning curve. We become integrated into the new apps, thus less time spent on a product with it's limits. Like I said earlier, with the upcoming B-6 I'm sure this will create lots more interest and time spent re-learning the updated version. Sharing the experience will be part of that.

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Ockham's razor- It's that simple