Since you're in it for the long run, don't bother timing the market. Just make sure that you are actually aware of what you are getting yourself into, know how to keep your coins safe and don't invest more than you can afford to lose.

If BTC's volatility is a concern, you could try dollar cost averaging your way in. It may reduce your long term profits, but it can also work as a hedge against sudden market turndowns. Search for something like "dollar cost averaging vs lump sum investing" and you should get a rough idea about the up and downsides of both approaches. Most articles you'll find on that matter will be about traditional stocks, but for the most part it can be applied to cryptocurrencies as well.



I wouldn't bother too much with keeping an eye on CME's announcement. It's influence on the BTC market is hard to predict, may go both ways and once the market has reacted it may be already too late to change position.