Windows 10 has had excellent improvements over the past year and there is more to come with this new update including well needed improvements in Cortana and Microsoft Edge. There will be major update for the Microsoft apps included with the OS. These include enhancements to Groove Music, Photos and many others.
There is only 2 weeks left to upgrade to Windows 10. If you can you should do it now. You can always return to your previous version of Windows 7 or 8.