With Godus, with Curiosity, it increasingly seems as though he failed to deliver even a finished game and in addition it seems as though he failed to even try.
For many gamers, it's the end of the final shred of Molyneux's respectability. People may snark about it, "Oh, what a surprise", but this was his last chance.
The royalty (or at least some prize) formed part of a concept that was at the heart of Curiosity - some grand, real, reward that justified all the cow-clicking nonsense. As such, it was an essential part of the game that people played. Meanwhile, Godus continues to languish without the promised features.
Comparing him with Shyamalan, this would be his Last Airbender. Not earth-shattering news that he messed it up completely, but final confirmation that his talent - if he ever had it - seems to have deserted him.