Note that brackets have a special meaning in filters, you can refer to filter syntax for details. So it's the subfilter stripping the brackets before saving the value to the field.
Why do you want brackets around it in the field? If storing multiple values as a list in the same field, note that this is a valid syntax: SingleWord [[With space]] HelloThere [[Getting Started]] That is, in a list you only need brackets around tiddler titles with spaces. -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/5554c311-aab1-4ccc-bd84-925d974e4bde%40googlegroups.com.

