Party like it's 1999... "There's nothing in this world, which will so violently distort a man's judgment more than the sight of his neighbor getting rich," JP Morgan, After the Panic of 1907 Peak Price to Sales Ratio Tech in 2000 CSCO Cisco: 31x QCOM Qualcomm: 29x MSFT Microsoft: 25x INTC Intel: 14x Renewables in 2020 PLUG Plug Power: 52x NIO Nio Inc: 30x ENPH Enphase Energy: 29x TSLA Tesla: 19x Renewable froth, memories of the dot-com boom.