 Why did Apple's share price drop by almost 4% following the annual Worldwide Developers Conference? Many news outlets are reporting the slump was due to the much anticipated Vision Pro headset failing to enthuse investors. But if we turn on the heat map, we can see high liquidity resting on the offer, well before the event even kicked off. So was it the disappointing product launch that dropped the share price? Or was it the wall of sellers resting in the order book?