from what i've read sometimes a vertex with more than 4 edges is unavoidable
but i think i've seen some meshes (Jay's work i think) where it was entirely of quads and all verts had 4 edges on them
that's a "Ch" pronounced as a "K"
Computer skills I should have:
Objective C, C#, Java, MEL. Python, C++, XML, JavaScript, XSLT, HTML, SQL, CSS, FXScript, Clips, SOAR, ActionScript, OpenGL, DirectX
Maya, XSI, Photoshop, AfterEffects, Motion, Illustrator, Flash, Swift3D