When will nano bitcoin (bit) be released?

Excuse me, could you please clarify the timing of the nano bitcoin (bit) release? Is there a specific date or timeframe that has been announced by the developers or the relevant authorities? Are there any prerequisites or milestones that need to be achieved before the nano bitcoin becomes available to the public? I'm eager to learn more about this upcoming cryptocurrency and how it may potentially impact the market. Thank you for your time and attention.