Even those wire transfers are not instantaneous. They often don't get sent on weekends and you have to wait hours. Sometimes days like in the case of Synchrony bank. You have to call customer service to initiate a wire from them too. What a shit show.
Meanwhile, iDEAL exists for so long and its effortless. Just not for Americans. https://dutchreview.com/expat/financial/what-is-ideal/