Same here & concur. Even the AT commands weren't typically called "AT protocol". It's even more valuable for people to be challenged, & upgrade their skill, at

Same here & concur. Even the AT commands weren't typically called "AT protocol". It's even more valuable for people to be challenged, & upgrade their skill, at context-based disambiguation than to further ossify short names. The preeminence of the `@` symbol in social-network addressing – from email through Twitter & everywhere – also makes this a well-chosen name. +++ATH