Excel doesn’t copy collapsed columns or rows, which can be excruciatingly painful to figure out.
When copying Excel data into a text editor (or other program), if you have a collapsed row or column, the data will not paste properly.
14 16
And that’s pasted directly into this page. Where’s 15? Hidden by Excel.
It’s not “bad” behavior, but it is certainly annoying if you are expecting to have all your data pasted and not anticipating a hidden row.
For those of us that normalize our data and use Excel as a spreadsheet and not a document authoring tool, it’s painful. I suppose that’s what you would expect if you’re used to authoring documents in Excel though.