8GB results in lots of swapping with the SSD which greatly shortens SSD lifespan. That alone was reason enough to have 16GB. I have an air for work with 16GB a

8GB results in lots of swapping with the SSD which greatly shortens SSD lifespan. That alone was reason enough to have 16GB. I have an air for work with 16GB and frequently bump up against the amount of memory. I'm currently just waiting on reviews to decide between a 24GB Air and a 32GB Pro.