Flickering lines on viewport...

[32bits]

Hi all!

..wiggly lines??
Why is that?
any help?

thanks!

https://youtu.be/MBJdGtcT3Uc

[Dave R]

Search for "z fighting". There's a lot of information on this. You can a face slightly above the edges. Due to the size of the model space and your graphics card, the edges underneath are showing through sometimes.