Token source will probably be 10.000. Your entire token offer might be generated during deploy and sent to Token Owner wallet. You can't maximize or cut down source later on. ERC1363 is definitely an extension interface for ERC20 tokens that supports executing code over a recipient contract right after transfers, https://rare-trx07418.newbigblog.com/35574279/5-easy-facts-about-eth-generator-described