[Chicago-talk] Getting quotes from the CBOE

Jonathan Rockway jon-chicagotalk at jrock.us
Tue Jul 7 04:42:49 PDT 2009

* On Mon, Jul 06 2009, Jay Strauss wrote:
> Once they put it on the web isn't the data public domain?  Isn't this
> really just scare language?

The data is not public domain, but this is also just a scare tactic.
They can block your IP address, but they probably can't take you to
court based on the user agent you use to access their website.  This was
recently in the news, and is relevant:


Basically, violating a ToS is a contract issue, not a crime.  IANAL,

Buying the data feed is probably cheaper than writing a scraper, if you
value your time at all.  If you are going to make money off of this
project, it's a no-brainer.

Finally, can someone unban my "jon at jrock.us" address?  I am really tired
of faking the From field whenever I post to this list.

Jonathan Rockway
print just => another => perl => hacker => if $,=$"

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