If there’s one area of the market that billionaire Microsoft (NASDAQ:MSFT) founder Bill Gates knows inside and out, it’s the technology sector. So, it caught my eye when Gates added a new tech ETF to the Trust’s portfolio, according to the 13F filings that just came out. According to the filing, the Bill and Melinda Gates Foundation Trust purchased the iShares U.S. Technology ETF (NYSEARCA:IYW) during the third quarter. I’m bullish on IYW based on its compelling track record of long-term perform