Rome wasn’t built in a day...
Bringing brand new technology through conception and into the market takes time, especially when law enforcements a significant piece of your target market. We are entering our 5th year here, which to investors may seem like a lifetime, but in all reality, it is pretty standard. Take the beloved comparison TASR. They filed for a patent and it was 5+ years before they developed the device.
Do they need more money? Maybe. More money more power. More avenues to take when the time comes.
We all hungry here