I don't know where the article got the numbers for "inexpensive interconnects". Most use basic coax cable, which for RG59 yields 20 m-ohm, 21 pF, 118 nH per foot. Here's another set of IC simulations: http://www.whatsbestforum.com/showthread.php?3185-Interconnect-Frequency-Response&p=47789#post47789