Reddit COO Says Performance Oriented Revenue Represents Over 60% Of Total Ad Revenue; In Q1, We Saw Strength Across Most Of Our Top Verticals, Particularly Retail, CPG, Tech And Media And Entertainment; Our Ad Load Overall Is Still Quite Low Compared To Peers; Heard From Partners That Some Advertisers Are Planning Month-To-Month, As They Don't Have Market Visibility Amid Geopolitical Uncertainty; Overall Ad Market Seems 'Pretty Stable'