There's a way to get in early on the next "Magnificent Seven."The "Magnificent Seven" megacap tech stocks have been just that in recent years -- magnificent. As a group they've climbed 98% over the past two years (versus a 46% gain for the S&P 500 index) and today account for about 34% of the market-cap weighted S&P 500 index.Each of those companies has a market cap of more than $1 trillion and they are all among the 10 largest publicly traded companies on the planet.That's huge.Best of all, those seven com ...