The thing Valley veterans learned long ago — a business plan the startup punks of today can't execute on even when they finally figure it out — is that the real money is in writing software for massive, faceless corporations. To that end, the Software Development West conference takes place this week at the Santa Clara Convention Center. Big-brained corporate wonks mingle with Indian outsourcing gurus. Parent company CMP, the tech publisher and conference organizer couldn't have picked a worse time for a rebranding.