I adopted this plant 18 months ago. It was in bad shape. I nursed it, pruned it and though it produced a flower a few months ago it has finally bloomed. It took a really long time to produce leaves but seems to be thriving now. Does this look like Mosaic Disease? Also, does Mosaic spread on its own or only when using unsanitized knives during cutting?

First the before pic

Now in its current state: