Why domain knowledge is sought for technical roles?

[NotAllThere]

Domain knowledge leads to better programs, and eaiser communication with non-techies.

Today's requirement was scribbled for me on the back of a printout, signed off by a guy eating his subway with the words "Yeah, do it like that, it looks ballpark to me".

You get written specs!

[worzelGummidge]

I thought it was so that they got people who could handle working with twats.

WHS

[shoes]

Because you'll be required to do the business analysis and design yourself when you recieve a specification document with nothing in it.