> So maybe tinyproxy is doing the right thing and the squid proxy is mis
> configured/broken. But I think it would be great if WebClient could
> cope with such environments as well as the inferior HTTPSocket does.

I guess the difference comes from tinyproxys ability to behave like a
transparent proxy and squid playing by the rules, when I do read 5.1.2
of RFC2616 on HTTP/1.1 correctly:

"The absoluteURI form is REQUIRED when the request is being made to a proxy."

Alex