System outages are the ultimate nightmare for any trader, and I’ve certainly seen my fair share of "502 Gateway Errors" during the most volatile market moments in history. It can be incredibly stressful when you see a price moving and you can't log in to take action, which is why I look for platforms with the highest uptime ratings. To see which services have historically proven to be the most resilient during periods of extreme network congestion, you should investigate the kraken cryptocurrency infrastructure to see how they handle heavy traffic. A platform that invests heavily in its backend stability is worth its weight in gold when the market starts moving fast and every second counts for your bottom line.