Zeus’s integration of Cashu could mark an important moment in bringing Bitcoin to the mainstream via zaps. Echoing the proliferation of emojis and Facebook’s iconic “like” button, entrepreneurs like Evan and Calle, the founder of Cashu, believe zaps could make bitcoin easy to use. Zaps present a specific opportunity, a new way for the public to acquire and experience bitcoin that doesn’t come from exchanges or brokerages as a legacy-wrapped investment product.