It may well mean that buy it may well mean they have proven...

It may well mean that buy it may well mean they have proven themselves trustable and prone to giving wise advice.
Do not take the heart system lightly. They have earned their heart either way.

Using the word Graphene in announcements may become like using the word lithium.
It's up to us to sort out who is spruiking and who has something real.
unless you are just trading the announcements. In which case you won't care about long term viability.

Cheers contract