是否值得学习C以更深入地了解操作系统和计算机？

I'm currently working as a Actionscript 3 and Php developer. I started out learning Php then moved on to Actionscript 3 and now I'm learning Python. These 3 languages are high level languages which in none of them you have to worry about low level memory management and things like knowing which data type to use for different numbers. I'm currently working as a Actionscript 3 and P