Blended learning incorporates a variety of ways to deliver learning materials and activities, and selecting delivery approaches is part of the instructional design process. The approaches you select will depend on who the learners are, what objectives have been developed, what methods of assessing learning you have designed in alignment with those objectives, and whether or not collaboration will enhance the learning experience. After establishing all of that, we still need to decide where, when, and how this blend of learning is going to be delivered. Read more at http://blog.insynctraining.com/making-blended-learning-happen/
Just because adult learners have been around for the rapid change in technology, does not mean that they have experience or exposure to the technology.
Some adult learners can be biased towards technology. This can affect the way an adult learner accesses and uses learning resources based on design.