Browsing profiles isn’t nearly as time-consuming (or daunting) as mixing with people in a social context.
Statistics suggest that about 1 in 5 relationships begin online nowadays.
Maybe older people are just more interested in projecting their real self, rather than an imagined or ideal version.
One of the big problems with online dating for women is that, although there are genuine relationship-seeking men on the sites, there are also plenty of guys on there simply looking for sex.
Over 20% of women posted photos of their younger selves. Their most common lies revolved around their financial situation, specifically, about having a better job (financially) than they actually do.