Letters vs. E-mails 20

Letters are not tangible either. What if there is a fire where you keep your letters or it gets wet and the ink smears and you can not read it. Also, if your computer crashes, your accounts are not deleted and you could easily go on a different computer and use the internet and look at your e-mails. And there are security systems that you can put on your email that protects you from people who want to hack your account or viruses.