10 New Services That'll Make You Say, 'Why Didn't I Think of That?' From on-demand translators to self-driving taxis in retirement communities, here are services you need to know about.

Remember when ride-hailing apps and on-demand streaming services felt revolutionary? Every day, entrepreneurs are producing the next brilliant products -- things that are so intuitively useful, and so instantly longed for, that they quickly go from new and exciting to familiar and ubiquitious.

Related: 10 Genius Marketing Campaigns That Went Viral

What does that look like today? As part of our 100 Brilliant Companies list, we highlighted 10 new services that already have people talking -- and forgetting what life was like before the services came about.