I'm not sure of the exact figures, but I think TradingView has about 7M+ users. That's 7M+ people working towards the same end. 7M+ people with insights and ideas. 7M+ people with access to an in-house programming language tailored for trading and technical analysis. Yet despite this there's only a small, mumbling community for discussing Pine, trading and how to...
Remix IDE: remix.ethereum.org
ERC20 standard on github github.com
This guy has good tutorials: www.youtube.com
First 5 mins is me going through the smart contract, after that is example usage and talk about state of Ethereum, how I see it.