FIGURE 4.3 Chromium is the source from which Chrome is made, and it
works very well. (© Google, LLC)
Choosing an Email Client
Back in the earlier days of UNIX, there were various text-based email clients
such as elm and pine (Pine Is Not Elm). Although they looked basic, they
allowed the average user to interact with email, both for composing and
reading correspondence, and had some sophisticated and useful features that
might not have been expected, such as filtering and searching tools. Still,
when computing became mainstream, there was a realization that people
wanted friendly graphical user interfaces (GUIs). Soon there came a flood of
email clients, some of them even cross-platform and compatible among
Linux, Windows, macOS, and even traditional UNIX.
Mozilla Thunderbird
Mozilla Thunderbird (see Figure 4.4) is the sister program to Firefox and the
default email application in Ubuntu. Whereas Firefox is designed for
browsing the web, Thunderbird’s specialty is communication. It can handle