Idk about npub1ah3 but I just try not to promote the use of third party custody
Discussion
Ecash should be used by pros only who already mastered self-custody.
L1 is still the best to learn all the necessary responsibilities, with layer come abstractions that make it easier for normies to get started (adoption), but they will not have a clue how all this works which is bad for long term health of any system.