Sony can be considered a market disruptor in several ways:
1. Sony repeatedly entered new markets by developing innovative, portable consumer electronics products like the transistor radio, portable TV, and Walkman that appealed to new customer segments rather than competing directly with existing products.
2. Sony targeted customers who could not previously afford or access the functionality their products provided (like teenagers) rather than existing customers of larger products.
3. Sony's portable products disrupted existing markets for non-portable electronics and created new "on-the-go" customer needs and behaviors.
So in summary, Sony disrupted markets through radical product innovation that opened up new market spaces and customer segments, rather than sustaining existing technologies or competing directly with