https://bugs.documentfoundation.org/show_bug.cgi?id=146953
--- Comment #1 from Mike Kaganski <mikekagan...@hotmail.com> --- It is intended AFAIR; it uses Calc-RTF filter if opened from Calc (and also there's something similar for text files IIRC). But no reference from the top of my head. -- You are receiving this mail because: You are the assignee for the bug.