BUSINESSWIRE - According to a new Wells Fargo survey, over half of all singles (52%) have used a dating app or site, including one in five singles who are age 65 or over (20%). What's more, of those 52% of singles who've used a dating app or site, 63% have been contacted by somebody they thought might be a scammer. Furthermore, of all singles surveyed, one in three (33%) have known somebody who fell for an online romance scam.