If you’ve got a keen eye, you’ve probably spotted the head-scratching moment in Nelly’s 2002 single ‘Dilemma.’ The video, a duet between Dirty Mo himself and Kelly Rowland — the not-Beyonce one from Destiny’s Child — saw Nelly’s ‘boo’ pull out a Nokia mobile device to check an incoming text. This text though, was some real next-level stuff; it was on an Excel Spreadsheet. Until now we’ve been mostly puzzled by the top secret texting tools used by the rappers of yesteryear. This weekend though, Nelly offered up some commentary on the infamous text-by-spreadsheet approach in an appearance on Australian…

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