Very cool!!! However, it would probably be easier and safer for the wall to create the shelving as one piece vs individual shelves as it appears here. * think smarter, not harder *
Ikea Side Table to Lego Table [love it. keep this in mind for a couple years from now!]
DIY Lego Table: $8 Ikea side table (4) $5 base plates from Amazon = $28 I also like the towel rod with the hanging lego cups.
Lego minifigure display by TheLittleManCave on Etsy, $22.00