McDonald's started offering a $5 meal deal this summer.Mario Tama/Getty ImagesFast-food restaurants have debuted meal deals to win over inflation-weary diners.But they haven't changed popular perception about whether fast food is good value, per a survey.Fewer consumers think fast food is a good deal now than did in early 2020, Morning Consult found.2024 has become the year of meal deals at fast-food chains.Perhaps the highest-profile example is McDonald's $5 meal, which the company said last month was drawing in more people to its restaurants.But it turns out that these hot deals aren't doing much yet to convince more people that fast food isn't expensive.That's what a new survey by Morning Consult released on Wednesday found.