You guys are making things really complicated when it is not, who goes to invest in Bitcoin without a source of income, with the hardship and state of the country, everyone is working towards having a robust source of income. Either a person is trading, investing or combining both, doing all of these come with rules which i consider to be financial discipline, an investor that can't follow the rules will naturally not partake in profit making.
Profit making is only for the disciplined few who knows how to follow the rules and do the needful financial planning and investment research before jumping in.
The best way one can efficiently manage a BTC DCA portfolio is if one has something to do with Bitcoin or cryptocurrency, where it is not, one ought to have gone through the pain to learn the basics and done well to acquire the best risk management skills so as to know how to DCA for long term with great profit or returns.