In an aggressive move against "showrooming" -- a phenomenon in which consumers test products in-store, only to buy them online -- Wal-Mart recently announced that it will cease selling Amazon.com's Kindle tablet line. While this decision won’t do much to affect either company's bottom line, the repercussions over the long term could be huge for retailers -- and investors -- everywhere. Watch as Foolish analyst Lyons George dives into the looming war between retail and e-tail.

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