People have busy lives and they usually don’t think much about the products and services they use in their lives. It’s a myth that people are on a constant lookout to (marginally) improve their lives. The reality is that unless the value delivered by a new product or service is substantially higher, most people will not change how they live their life and by virtue of that, they won’t change what they buy or use.
It doesn’t mean that people don’t want to improve their lives at all. New products arrive in the market and replace the old ones all the time. But displacement of existing solutions happens only if people expect that the new product will have a material difference in their quality of life (at work or at home). The important keyword here is material. Slight improvements over existing solutions are usually not worth it for people to overcome inertia, change their habits and start using your solution. ...