That's a good idea and a solid concern...
If you'd like, you can leave feedback for the Windows Live Writer team for suggestions/improvements:
https://feedback.live.com/default.aspx?productkey=wlwriter&wa=wsignin1.0
also...
This is an OLD forum for Windows Live Writer; Microsoft will be shutting it down soon [to be read only]... But...
There's a NEW forum, with more activity and more Microsoft techs working it. If you have questions/suggestions for Windows Live Writer, I suggest you go there and submit your inquiry there...Here's the URL: http://windowslivehelp.com/forums.aspx?productid=9
Just trying to help...