They are called security ribbons or threads and are used to prevent counterfeiting.

It isn't perfection that shapes our lives, but the imperfect smaller steps we dare to make.

And this, my friend, is the total annihilation of young man's dreams. No matter how far you run, challenges await you on this the journey of life. So why don't we confront the challenges of our passions?

Wow! This is awesome.

Thanks for standing with the people ✊

I hope you are being sarcastic though.

Awesome read and congratulations to the team!

It is so tiring to see.

This is awesome! Luke's tutorials have been instrumental in getting developers new to Avalonia up to speed.