This is why you end up being bored with your own soloing:

1. The more you play something the more you want to play it.
2. You naturally get better at what you are already good at.
3. This is why you often end up with a few things you play all the time.
4. And this is why you get super bored with what you play when you solo

Luckily the solution can be something as simple as coming up with a few simple rules that you follow when you play and BOOM everything changes. Watch the video and learn how. It will work for you right away with almost zero practicing.