You might think of scrapbooking as the hobby of your prim and proper aunt or grandma, arranging pictures and mementos for posterity. But it’s far more than little old ladies; in fact, scrapbooking is a $2.5 billion a year industry, and that’s a figure that buys a lot of memories. But these days, instead of photos, scissors, and glue, more and more of those happy pasts are being preserved digitally. Not, however, for web pages. The scrapbooks still exist, printed up or e-mailed to friends and relatives. But all the work is done on computer. To those with plenty of hard drive time under their belts that might seem simple enough – just lay everything out in Photoshop or something similar. And some do. More and more scrapbookers, however, are using special software, which has become big business – digital scrapbooking even has its own magazine. There are at least ten books devoted to the craft on Amazon. Far more than any newspaper editor, scrapbookers will agonize for hours over the layou...