How do you know the context existed before you woke up this morning? It could have been replaced with something even stranger while you were asleep.
If it’s truly a feline take: “I exist with unwavering confidence in the context of all which came before me. I resent you questioning the concept through which you question me.”
Well well well, looks like we got one of them Church of Last Tuesday folks here...
Excuse me?! I'm in the Church of Last Thursday, thankyouverymuch. Those heretical Last Tuesdayists are going to face consequences for their lack of faith.
Your memories of this "context" could have been altered. Maybe this instance of reality just started (and as such there is no context)
The act of inserting this context into the system is itself context, so I'm still existing in the context of what came before
If somebody tricks you and you fall for it, it doesn't mean what you were tricked into believing isn't context, or that the fact you were tricked at all isnt context.
That's basically the Boltzmann brain thought experiment: https://en.m.wikipedia.org/wiki/Boltzmann_brain