I really enjoy Harold's systems-thinking. He identifies that much of our desire to boil learning down to simple solutions is misguided. We actually need a much more complex approach. Once you land on his blog, I enourage you to keep reading.
Learning new skills is one of the best ways to make yourself both marketable and happy, but actually doing so isn't as easy as it sounds. The science behind how we learn is the foundation for teaching yourself new skills.
The bite size learning experience is sometimes all that is needed to raise productivity, raise awareness or improve safety within the workplace. Also, such disaggregation of learning content provides learners with a greater choice of learning and development possibilities, where smaller and more focused experiences take less time to complete away from the job, and 'just enough' learning is achieved