If you're interested in Next Generation Sequencing (the new "technology" OP referred to to replace microarrays), I wrote a 3-part series on my blog:

"A Hitchhikers Guide to Next Generation Sequencing"

Part1: http://blog.goldenhelix.com/?p=423

Part2: http://blog.goldenhelix.com/?p=490

Part3: http://blog.goldenhelix.com/?p=510