This has been indirectly mentioned before, and the easy answer is:
The full quote is here.
The Team has quite often emphasised they support long-term investing, not day-trading. For long-term, FX is of no essence if it is 0.5%. You would only suffer if you buy/sell every day as you would need at least 1% growth to be in black, and for the target market, it is a rather minor issue.