Although we've generally preferred anti-glare, anti-smudge films to transparent ones, clear film has been a safer choice for the new iPad due to the prismatic effect we've seen on every anti-glare film we've tested to date. Spigen SGP's Steinheil SQ Ultra Crystal ($22) is a good example of an affordable solution that does the job well. Included in the package are one sheet of film, a polishing cloth, a squeegee, and screen cleaning solution. Installation…