Just because you haven't personally experienced this problem doesn't mean that many others have not. The experience of others is just as valuable as your personal experience, and to denigrate the experiences of others demonstrates a lack of empathy and understanding. Not everyone has an SSD, and not everyone has more than 8GB memory in their laptops. Many laptop manufacturers (including Apple) continue to sell lower-memory systems in droves; and there is a widely-installed base of older computers dating 5 years and even longer.