Lol, its intentional. It has being googles tactics since forever. Hence why despite all the "sold out" tags, the Nexus phones have never sold anything remotely meaningful. Its a marketing tactic for the average joe to deceive them into thinking the phones are in high demand.
I'm pretty sure google probably had like 100,000 in stock tbh
I'm pretty sure google probably had like 100,000 in stock tbh