Yes I feel so embarrassed if we're beeping out Pi and the message is received and decoded with the aliens thinking "They're still sending <what they call Tau> /

Yes I feel so embarrassed if we're beeping out Pi and the message is received and decoded with the aliens thinking "They're still sending <what they call Tau> / 2". Imagine if we received a transmission of e/2. And what is our fascination with base-10 representation of Tau/2 digits anyway?