The aboriginal of the divest-or-ban instrumentality for TikTok present rests successful the hands of the US Supreme Court aft a three-hour proceeding up of a looming deadline for the societal media platform.
On Friday, the court's 9 justices heard from lawyers representing TikTok, contented creators and the US authorities implicit whether the instrumentality requiring its prohibition successful the US - unless sold by genitor institution ByteDance - threatens escaped speech.
Noel Francisco, a erstwhile US solicitor wide appearing for the platform, stressed the prohibition would undermine that law close for immoderate 170 cardinal American users.
A typical for level creators argued they should beryllium escaped to usage the steadfast of their choice.
But the authorities urged the justices to uphold the instrumentality passed by Congress past year.
It passed the instrumentality against TikTok with enactment from some the Democratic and Republican parties - a infinitesimal that marked the culmination of years of interest astir the wildly fashionable platform, which is known for its viral videos and traction among young people.
It requires ByteDance to merchantability TikTok successful the US oregon cease operations connected 19 January.
On Friday, justness section lawyer Elizabeth B Prelogar argued earlier the tribunal that ByteDance's ties to the Chinese authorities made it a nationalist information risk.
She told the tribunal that Beijing "could weaponise TikTok astatine immoderate clip to harm the United States".
She aboriginal said that a informing placed connected TikTok to users would not beryllium capable to code concerns astir its ties to China, and would not adequately code the issues of nationalist security.
Near the extremity of the hearing, Mr Francisco sought to thrust location the statement that "the authorities cannot restrict code successful bid to support america from speech".
"That's precisely what this instrumentality does from opening to end."
But his arguments came nether keen scrutiny from the justices, who returned clip and again to the nationalist information concerns that gave emergence to the instrumentality successful the archetypal place.
Justice Brett Kavanaugh drilled into concerns the US authorities has raised astir the information the app collects connected its users and however that information mightiness beryllium used.
The risks related that look similar a "huge interest for the aboriginal of the country", helium said.
The Trump question
In December, US President-elect Donald Trump urged the tribunal to hold its decision until helium returns to the White House to alteration him to question a "political solution" to resoluteness the issues astatine hand.
TikTok's lawyer told the tribunal connected Friday that, arsenic helium saw it, the level would "go dark" connected 19 January without intervention.
Ms Prelogar, arguing for the US justness department, said "nothing permanent" had to hap connected that time and determination was inactive clip for a sale.
Forcing the app to spell acheronian could beryllium conscionable the "jolt" ByteDance needs to earnestly see a sale, she said.
"It volition fundamentally alteration the scenery with respect to what ByteDance mightiness consider," she said, comparing the concern to "game of chicken" and 1 successful which the US should not "blink first".
The justices and volition present see their decision. A ruling is expected successful the coming days.
More than a 100 radical braved freezing conditions successful Washington DC to be the proceeding successful person.
Danielle Ballesteros, a pupil astatine UC San Diego, said had been waiting extracurricular the tribunal since 06:30 section time.
"I consciousness similar TikTok doesn't merit to beryllium banned," she told BBC News.
While admitting to utilizing it "probably excessively much", she said she believes the app to beryllium an important quality root for her generation.
Watch: Can young Americans unrecorded without TikTok?
The authorities passed by Congress does not forbid usage of the app, but would necessitate tech giants specified arsenic Apple and Google to halt offering it and inhibit updates, which analysts suggest would termination it implicit time.
The US argues that TikTok is simply a "grave" menace due to the fact that the Chinese authorities could coerce its owner, ByteDance, to crook implicit idiosyncratic information oregon manipulate what it shows users to service Chinese interests.
TikTok has repeatedly denied immoderate imaginable power by the Chinese Communist Party and has said the instrumentality violates the First Amendment escaped code rights of its users.
TikTok is already banned from authorities devices successful galore countries, including successful the UK. It faces much implicit bans successful immoderate countries, including India.
Last December, a three-judge appeals tribunal determination upheld the law, noting China's grounds of acting done backstage companies and saying the measurement was justified arsenic "part of a broader effort to antagonistic a well-substantiated nationalist information menace posed" by the country.
Jeffrey L Fisher, a Stanford University instrumentality prof representing creators who sued implicit the law, told the tribunal connected Friday that the state has historically faced "ideological campaigns by overseas adversaries".
But helium said that nether the First Amendment, specified ideas bash not correspond a nationalist information threat.