(don't bash me too hard) Python interpreter in JavaScript

[Lorenzo]

>         Very interesting.  Is there a simple way to add third-party
> libraries to these?  I assume that for pure-Python modules you could
> just put a python file in the appropriate place and import it, but what
> about if you wanted a web app that used numpy or something?  Is that
> feasible?
>

I cannot imagine how slow can be a python interpreter in javascript
crunching numbers using numpy, and converting those numeric libraries
(ATLAS, LAPACK,MKL,ACML) to javascript.