Redstone dust/wire does not appear on maps

This report is incomplete, please clarify what you are saying.

It's in the title @unknown

Also I can confirm

I know, but what I mean that is incomplete is the description, so that is why you should include a clear description, even the steps to reproduce.

Also, here is a clear description.
Steps to reproduce
1.-place redstone wires in an area
2.-create a map
3.-notice that they are not shown on the map
Expected results
They should appear in the map

This still affects 20w51a.

Can confirm in 21w03a.

Can confirm in 21w05b.

Can confirm in 21w06a.

Can confirm in 21w07a.