Welcome to Skilled in the Art. I'm Law.com IP reporter Scott Graham. This week I'm catching up on some high-profile litigation:

• The feds (and Microsoft and L3) finally find a few cracks in multi-billion dollar patents on night vision heads-up displays.

• VoIP-Pal.com is taking another run at the technology industry's biggest players, this time in Waco. The tech companies are trying to run it right back to Northern California.