I'll be theorizing you'll be theorizing he'll be theorizing we'll be theorizing you'll be theorizing they'll be theorizing
Future perfect
I'll have theorized you'll have theorized he'll have theorized we'll have theorized you'll have theorized they'll have theorized
Future perfect continuous
I'll have been theorizing you'll have been theorizing he'll have been theorizing we'll have been theorizing you'll have been theorizing they'll have been theorizing
I'd be theorizing you'd be theorizing he'd be theorizing we'd be theorizing you'd be theorizing they'd be theorizing
Past
I'd have theorized you'd have theorized he'd have theorized we'd have theorized you'd have theorized they'd have theorized
Past continuous
I'd have been theorizing you'd have been theorizing he'd have been theorizing we'd have been theorizing you'd have been theorizing they'd have been theorizing