Depending on what market makers are up to, this will work or won’t. Trend would be towards eventually not working if it does at all. Difficult to say how liquidity differences will affect ability of your strat to work.
dude what does that even have to do with this? identity will need to be taken care of in the absence of capcha, or else we will have an internet that cannot differentiate between a bot and a real person. think of all the websites and all the broad categories of websites that would be broken by that. is this not a problem in need of a solution?