This makes a fabric less open than when using thread.
Right before discharge from the army they often use black threads.
The problem is that this does not work when using multiple threads.
Then they will use red thread to stitch on a white felt cover.
And, it used fewer threads in the fabric on the back seat.
I could use different colored thread for each woman.
We use different threads for different parts of the suit.
They are often hung as decorations using string or thread.
If we are talking about one user systems, then yes, it's tricky to speed up performance using multiple thread.
A second net was woven across the sky using invisible threads.