article_snippet.sent: However, there are limits to how far a message can travel in this way - at around 200ft (61 metres) - and Greenstone has been designed to solve this.
article_snippet.sent: it reaches the final recipient.
article_snippet.sent: However, there are limits to how far a message can travel in this way - at around 200ft (61 metres) -  and Greenstone has been designed to plus these gaps.