The chart has been moving sideways for the last few years. The money would have been better off in the S&P 500. Sell or hold on in the hope that enough people will watch financial flow videos and buy the MSCI World?

The chart has been moving sideways for the last few years. The money would have been better off in the S&P 500. Sell or hold on in the hope that enough people will watch financial flow videos and buy the MSCI World?