Complex sentence: Repeats of legal threats on the user's talk page have limited scope for disruption or chilling effect and the user should not be prevented from using their talk page for communication until reasonable attempts have been made to open a civil discussion.
Split into simpler sentences: Repeats of legal threats on the user's talk page have limited scope for disruption or chilling effect. The user should not be prevented from using their talk page until reasonable attempts have been made to open a civil discussion.