I received an email message telling me that my email titled "Website vs. Desktop vs Mobile App" was answered by Klaus, but other than this email notification, I have not receive the mentioned email response. Can you please send it again? Thanks, Tianspot.
if you check your messagebox in your trainchinese userpage you should find the msssage there. If it is not there please let me know and I will make sure your response to the question is sent again!