The Dangerous Intersection Of Tech And Gambling Plenty of people stand to make money from sports betting, but so far, there are few laws or other controls in place to protect consumers from misleading or predatory marketing tactics. New multibillion-dollar marketing niches will expand as media and tech startups compete for consumer attention. If betting becomes legalized in all 50 states, estimated revenues will exceed $19 billion a year. generated $1 billion in revenue in 2020, and that number is projected to grow sixfold by 2023.