LXer: Billions and billions of...lines of proprietary code to go open source
 

Published at LXer:

Eric Raymond made the point years ago that most software is written for use, not for sale. Eric put the number at 95%; that is, 95% of all software is written for in-house use, rather than for sale. If he's right, and I believe he's not far off, then banks, manufacturers, retail chains, etc. are sitting on a massive gold mine of software.

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