It could be kind of a big deal that shoppers can plop a solar panel or two into their shopping cart at a California Lowe's now, and take it home to put on the roof. The panels, designed by Akeena Solar, allow buyers to pick up one at a time and add more later if they want to, unlike traditional systems that have to be redesigned whenever new panels are added. Now the hardest part is probably getting your neighbors to live with them. [Curbed Inbox/AP]
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