The DCA investment strategy is not only adopted by newbies rather it is a method of investment that reduce risk of investing on the investor most especially when the investor don't have so much capital to adopt other investments options hence, both experience investor without capital still adopt the DCA strategie.
If you adopt the the DCA strategy without capital how do you now intend to accumulate Bitcoin even if you are using the DCA strategy to accumulate Bitcoin you still need to make provision for your discretionary income this is your left over money after you have settled all your personal needs, if you don't make provision for your discretionary income you won't be able to succeed in your bitcoin investment if you don't make any provision for your discretionary income there is no need going into Bitcoin investment because you will definitely be putting more pressure on your self while trying to invest into Bitcoin.