Manager I know this campaign has ended but for future reference double check his posts.
Poor quality. Broken english.
Verify signature campaign.
Can bitcoin be scam?
bitcoin will be a scam when anyone can hack the bitcoin system, but that's impossible, I think no one can hack bitcoin system, if anyone can hack, it will be a tool for mining like ASIC, antminer, etc. and the difficulty becomes increased, so bitcoin will not scam forever
https://bitcointalk.org/index.php?topic=2441458.msg25011896#msg25011896