Internet

1. Communication

1.1. no distance barrier

1.2. speed

1.3. new programs

1.3.1. SNS

1.3.2. Email

1.3.3. Skype/Messenger

2. Health

2.1. addiction

2.2. exposure to radiation from electronics

2.3. easy access to remedies online

2.4. fast contact with hospitals

3. Crimes

3.1. exploitation of anonymity

3.2. cyberbullying

3.3. hacking

4. Information

4.1. incredible amount

4.2. free/cheap, easy access

4.2.1. INS to insert (Windows)

4.2.2. TAB to insert (Mac OS)

4.2.3. ENTER to add siblings

4.2.4. DEL to delete

4.2.5. Press F1 to see all key shortcuts

4.3. easy spread of ideas

4.3.1. blogs

4.3.2. personal and official websites