It might make some difference – however, if a person's dating expectations are fundamentally out of sync with what's realistically available to them, having more time to spend on meeting new people might not change the ultimate outcome. What we don't know, is what's the proportion of "probably would have found partner if they'd had more time to look for one" versus "unlikely to have found anybody that would satisfy them no matter how much time they had to look". If it is mostly the former, your proposals might make a big difference; if it is mostly the latter, your proposals are unlikely to change much