Many investors say they buy low and sell high. But how many really do? Let’s pick on the people buying NVIDIA (NVDA) at atmospheric levels. First, can they even spell NVIDIA? (Hint: Two “I”s). Second, do they realize it sports a price-to-sales (P/S) ratio of 32? It is usually a really bad idea to pay 10+ times sales for a stock. Let alone thirty-two . Note that I did not say earnings . I said sales . Revenues. The ol’ top line . Money before everything. Scott McNealy, the co-founder of Sun Microsystems, famously told investors it was insane to pay 10-times sales for Sun’s stock.… Read more