We do have the call summary. Aid was never mentioned. We also have Sonland's testimony. Sonland never said anything about talking to Ukraine regarding Biden. He said he talked to them about corruption. Ukraine's foreign minister just backed up that account. Volker backed this testimony. Taylor said he just assumed it. And you're right, no one with an IQ above 50 cares what left wing activists have to say who suddenly months later suddenly remember hearing hearsay. That's like the lies your ilk try to spew during the Kavanaugh hearing...
None of what you outline here denies that there is enough evidence to indict a person on bribery, extortion and witness tampering.
You can't even factually nit pic at the evidence, mostly you'll just make crap up that doesn't matter like "hearsay" as if hearsay isn't viable in an indictment stage of prosecution.
Americans' have:
Documents
Witnesses
Admissions
Of Trump and minions bribery (in form of soliciting a bribe), extortion and witness tampering.
“Yes, the investigations were mentioned, you know, in the conversation of the presidents. But there was no clear connection between these events.”
Again, the UKR FM doesn't define US law ... no one gives a shit about his opinion on the evidence.
There's too much of it, hell ... Mulvaney admitted to QPQ by saying "we do it all the time"