Undercover 1146l46 Tonneau Cover on 2040-parts.com

One lap of the Web: The birth of the supercar, an #EpicFail and Ferrari 250 GT eye candy

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- The 1970s: An era of hippies, disco, space exploration and, most notably to us, the supercar.

Used car sales return to pre-recession levels

USED CAR SALES reached 7.1 million units in 2012, on a par with pre-recession levels and a climb of 6.4%, according to a comprehensive market report. The 2013 BCA Report by British Car Auctions valued the used car market a £38.1 billion in 2012, putting it £5.8 billion ahead of the new car market over the same period. In particular sales of younger used cars (0-2 years) increased significantly, rising by 18.6% to 762,000 and reversing a three year trend of falling volumes in this age sector.

Opel/Vauxhall Cascada [w/gallery]

The Opel/Vauxhall Cascada effectively replaces the Astra Twin Top, but attempts to move the model upmarket as a separate product line. It has moved up a size to reflect its prestige aspirations: at 4,697 mm long and 1,840 mm wide, it's longer than an Audi A5. Like many of the latest generation of convertibles, the Cascada ditches a folding solid hardtop in favor of a lighter, more space-efficient and cheaper soft fabric set-up.