Thank you for making this! I was using StayFocusd until now. The look and feel of Intention feels so much fresher and easier to use. Also, having a lot more flexibility for blocking is a great feature. And of course privacy. Much appreciated.
For non-financial engineers, there is a subtle difference between the two option flavors. Holders of an American option can exercise their right to buy/sell the underlying asset at any time while European option holders can only exercise at expiration date.