Is that also true of all commodity traders and stock brokers too? Have you really not thought this through at all? Speculators make their money by buying low and selling high; they can also speculate by short-selling high in anticipation of a downturn. They make money by anticipating the price curve; they lose money by guessing wrong. There's simply no mechanism by which they can influence the price of oil over any significant amount of time.
” Speculators make their money by buying low and selling high;”
Selling to whom?