4) Our userbase is growing very fast and especially now due to the special situation of rising bitcoin price and still, since long time, flat difficulty, people quickly start seeing how much opportunity there is in mining. I don't think it is wrong to do advertisements now.
Mutually exclusive events... the more I read you the less I trust you.
Once again, I suppose you are using the Scrypt mining hardware we paid to mine for yourself now it is highly profitable again, assuming this hardware had ever existed...