[romanixromanix]

>>*Correction, April 21, 2015: This article originally >>misstated that a purchase of options on March 27 >>immediately followed a tweet by journalist Dana Mattioli. >>It occurred 19 seconds before the tweet and followed a >>newswire post by one second.

So the title of the whole article is totally misleading. It has nothing to do with Tweets & Twitter.

Maybe the same bot (script) has done dozens other trades (false positives) at a loss before.

[giarc]

I wonder how accurate the timing is, although 19 seconds is a very long time to be off by.