hourly trend is up - go long on bitkoiniсa 10:1, buy Gox 500B (1000B ...) and quickly fix on bitcoinica, 50% of profits to send Gox,
hour trend down - go short on bitkoinica 10:1, sell 500 (1000 ...) on Gox, quickly fix profits, 50% of profits to send Gox ... Again and again ... More attention analytics and trend lines ... mood on this forum ... draw your own conclusions ...
this works, it was much much more profitable around $3 or so a few weeks back.