When you make a smoothie with just bananas, strawberries, dates, and cashews chances are it will taste just great. This is a specialized smoothie.
When you make a smoothie with banana, strawberry, kale, blueberry, acai, dates, almonds, cashews, walnuts, brazil nuts, flax seeds, chia seeds, pumpkin seeds, and sunflower seeds chances are it will taste just all right. This is a diverse smoothie, which has a lot more antioxidants and nutritional benefits but many flavors mixed together diminish the taste. In the long run, however, the diversity of ingredients will lead to compound benefits to your health.
When you have a specialized career, chances are in a few years you will feel the effects of sameness, inertia, and little personal/professional growth unless you truly are obsessed with the topic. You will eventually seek diversity in your work, day, and learning. If you stay too long, your specialized skillset will only make you more qualified for more of the same.
When you have a diverse career, you are exposed to a broad array of projects, people, and situations. In the long run these diverse experiences foster staying in your career for longer and make your skillset more adaptable to other industries.
I like my smoothies diverse and I’m not prioritizing for taste. I’ll eat my career the same way!