how can you sometimes have a little less than 1 person working on one of the most important parts of your runtime? You make sure that person knows a lot about

how can you sometimes have a little less than 1 person working on one of the most important parts of your runtime? You make sure that person knows a lot about garbage collectors? If he's implemented garbage collectors before and is up-to-date on GC research, there's no reason one person couldn't implement it alone.