E.g. tdf#80853 repeatedly sets the selection, which results in the entire document getting converted to html.
Other VCL backends seem to be even faster, it looks like they convert the data only on-demand, but this at least makes things bearable.
Change-Id: Ib08423bd89d7c7065ad0522338979f1ce66701c7 Reviewed-on: https://gerrit.libreoffice.org/72369
294d4ed6aab4 do not add non-text to PRIMARY selection in VclQt5Clipboard
vcl/qt5/Qt5Clipboard.cxx | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)