Data center electricity demand could boost existing tailwinds for solar energy. Energy company NextEra Energy (NEE 0.53%) has been a stellar investment over the years, handily outperforming the S&P 500. A $10,000 investment at the company's IPO would be worth over$700,000 today. Understandably, squeezing out life-changing investment returns gets harder as companies grow larger, and NextEra Energy carries a hefty $150 billion market cap today. Still, investors shouldn't discount NextEra Energy's wealth-buil ...