Just for everyone’s benefit, Dougal1984 was referring to the following;
However this looks to have been suspended currently - no doubt due to the open round of funding.
A shrewd move might be to wait til January got the current funding round to close and see if this reopens, but first I’ve seen of it so not sure if the shares would still be discounted if/when it does reopen.
@Dougal1984 do feel free to correct me on any inaccuracies here and thanks for highlighting.