Is this still true? I am SFO based but absolutely do not fancy a trip down to LA for an in-person interview. I will probably not go to Argentina this year if this is the case. I will wait till VOA is introduced (maybe wishful thinking).

Basic application materials
For all visa applicants
Passport or travel document: must be valid for a minimum of 6 months from the intended date of entry and have at least one completely free page left for the visa.
A completed application form: all questions must be answered. Download application form.
1 recent passport style photograph
Evidence of your immigration status in the U.S.: (if not a U.S. national) i.e. Alien Registration Card, Advance Parole Document, Employment Authorization Card, valid visa, valid forms IAP66, I-94 / I-20 (signed on the reverse by designated school official). Please provide original documents plus copies.
Evidence of funds: credit card and bank statements of the last six months. Please provide original documents plus copies.
Itinerary: roundtrip flight ticket.
Fee: Holiday: US$ 30 (free for India and Morocco nationals). Business: US$ 50 (free for Morocco nationals). Transit: US$ 20 (free for Indian nationals). Religious workers: US$ 30. All other purposes: US$ 50 (free for U.S. nationals).
Interview: All visa applicants without exception are requested to present themselves in person for an interview with a consular officer.

Applicants may be required to provide additional information and documents including the original flight ticket. Failure to provide any of the documents and information requested may delay the processing of your application. You are advised to contact our offices at least thirty (30) days prior to the proposed date of departure to avoid inconveniences.

In accordance with the relevant law of the Argentine Republic and the international practice, the Consul is entitled to refuse the visa.