-`**t_channel_reader**` reading each second the content of '/channel_example' and printing it.
-`**t_channel_writer**` waiting for the user to enter text and filing the channel '/channel_example' with this text. Each second the reader will print this text.
-`t_channel_reader` reading each second the content of '/channel_example' and printing it.
-`t_channel_writer` waiting for the user to enter text and filing the channel '/channel_example' with this text. Each second the reader will print this text.