Even at any time as long as there is cold money that is not disturbed by other needs.
Many will say DCA is their strategy. This DCA strategy of a thing is only for those who have huge capital or an amount that is sufficient for them to ignore and possibly has other sources of income in that the can choose to neglect what ever the market does and focus on their other stream of income.
The DCA method or I call it a strategy to provide convenience for me and maybe most other people out there to have Bitcoin as the definition of the DCA method. It is very fitting for investors to use DCA in Bitcoin investment.