Hope you aren’t inspecting COM or DCOM data then. Those MEOW all over the place.
> The header of the marshaled object reference begins with a distinguished signature (‘MEOW’)⁶ [...].
> ⁶ A Microsoft Program Manager who shall remain anonymous claims that MEOW stands for Microsoft Extended Object Wire representation. The author, while somewhat gullible, is skeptical of this story but is willing to give the aforementioned source the benefit of the doubt.
MEOW fits in 4 bytes and the string is probably aligned on 4-bytes boundary (being at the start of the reference) So probably not a bad choice for a binary protocol.
> The header of the marshaled object reference begins with a distinguished signature (‘MEOW’)⁶ [...].
> ⁶ A Microsoft Program Manager who shall remain anonymous claims that MEOW stands for Microsoft Extended Object Wire representation. The author, while somewhat gullible, is skeptical of this story but is willing to give the aforementioned source the benefit of the doubt.
— Don Box, Essential COM