Nvidia's GTC in Berlin was the grand finale of a week-and-a-half whistle stop European tour, that's seen CEO Jensen Huang meet with world leaders and announce new products. One the conference floor, conversations centered around neocloud distress, small data centers and the availability of capital. "The demand of the capital is much greater than the availability of the capital," Huang told CNBC. This report is from this week's The Tech Download newsletter. Like what you see? You can subscribe here. Jensen Huang has been busy. Nvidia's GTC in Berlin was the grand finale of a week-and-a-half whistle stop European tour. Huang…