$TECH - Tech companies make unprecedented profits and continue to grow rapidly, with potential for market cap to reach 50-70% of S&P 500 as everything becomes tech-driven.
$ECOMMERCE - E-commerce currently only 25% of retail sales with massive growth runway to potentially 50-70% as all retail transitions online.
$GLD - Gold has unique uncorrelated properties with a 'faith put' premium as people view it as money and store of value beyond just commodity inputs.
Bearish:
$BONDS - Bonds have underperformed and shown high correlation with stocks during downturns, failing to provide expected diversification benefits.