The document discusses predictions for communication technology and its use in classrooms in the year 2021. It predicts that tablets will be commonly used both in everyday life and in classrooms for accessing digital textbooks and other educational content. Classrooms are also predicted to be fully wireless and paperless, with lectures delivered via podcast and assignments submitted digitally. The role of the teacher is expected to transition to facilitating learning through technology, with smart boards connecting to student devices. Several learning and communication theories are also referenced in relation to technology adoption and use in education.