There is usually a gap between knowing something and being able to look at it. In that gap the mind does strange work: it explains, excuses, reorders the story so it stays liveable. Then something shifts — a sentence, a silence, a small inconsistency — and the explanation stops holding. If something is surfacing for you right now, hold it in mind and turn a card.
The Ace of Cups announces a new emotional beginning: a new love, meaningful friendship, or spiritual awakening. The overflowing of pure feelings and the opening of the heart.
Read against what is surfacing, Ace of Cups puts the weight on love and intuition. Read against something surfacing, a card points at what the knowing costs. Truth is rarely the hard part; the hard part is what becomes impossible to keep doing once you admit it. That is why the mind delays — not to stay ignorant, but to stay comfortable.
The same card has an opposite face, and it is worth holding both. May indicate emotional blockage, unrequited love, or difficulty expressing feelings.
So sit with the question you arrived with — What have I half-known for a while? — and notice which of the two readings you flinched at. That flinch is the reading. It is the one piece of this page that came from you rather than from the deck, and it is the only piece that can change anything.
Open your heart to love. New emotions want to flow into your life.
Nothing here can tell you what happened. It can tell you what you already suspect and have not said out loud yet — and saying it out loud is usually the whole of the next step.