🟢 Old (traditional) education system: Access restrictions in time and space

Weaknesses :
❌ Limited access to physical location :

• Printed books are only available in libraries, bookstores, or homes.
• If the student or teacher does not have the book with them, they cannot use it.

❌ Fixed and inflexible scheduling :

• Reading is only possible during the hours when the book is available.
• It is not possible to study while traveling, at work, or outside of library hours.

❌ Cost and hassle of transportation and storage :

• Heavy books take up a lot of space and are difficult to carry.
• There is a risk of books being lost, damaged, or worn out.

❌ Failure to update content :

• It is not possible to correct typographical errors or add new content.
• If the information in the book becomes outdated, a new copy must be purchased.

🟢 Airlingo educational system: Always-on, everywhere access

Strengths :
✔ 24-hour access from anywhere :

• E-books are always available on your mobile, tablet or laptop.
• You can even study while traveling, on the subway, or at work.

✔ Saves cost and storage space :

• No need to buy expensive physical books.
• Thousands of books fit into a small device.

✔ Possibility of updating and personalization :

• Digital content is editable and new versions are easily published.
• It is possible to highlight, take notes, and quickly search for text.

✔ Interactive and multimedia features :

• Useful links, educational videos, online tests, and interactive support.