I know many will say the time ended, we must have bought before 15 days but I think this is the best time. Before couple of weeks ago, BTC was around $4k and which is why altcoins are overpriced in term of BTC. Now that BTC has gained price, altcoins price has decreased in term of BTC and now is the best time to pick your favorite altcoin because right after the BTC ride, altcoin will also follow the trend.
I have picked my altcoin and its populous(ppt), with news of native exchange launch announced by Steve Nico, Green candles will soon return and probably push It to above $2. This is my expectation and why I invested in populous coin