If you change translation in the list it is not always reflected in the page opened by the assist edit. Since it's the translation visible in the assist edit popup that is exported to the translation file this is a bit worrying.
It seems as it only happens if you change the translation and click assist-edit without leaving the line first. Then it stays out of sync. As long as you leave the line before doing assist-edit it's OK.
If you change translation in the list it is not always reflected in the page opened by the assist edit. Since it's the translation visible in the assist edit popup that is exported to the translation file this is a bit worrying.