I'm John Fort. You're listening to CNBC's TechChack. Our show is live weekdays at 11 a.m. Eastern.

Listen in. Happy Wednesday. Welcome to Tech Check. I'm John Fort with Deirdre Bosa and Carl Keentania.

Ahead this hour, D.D.'s dramatic debut this year's biggest IPO and how it impacts the likes of

Uber and Lyft. And then Slack CEO Stuart Butterfield, as the debate in Silicon Valley over hybrid work

and remote work rages on. And later, some bulletin board material for substack as Facebook introduces

its own competing product.

John, several tech movers to get to this morning as Wall Street gets bullish on Micron

and bearish on Virgin Galactic. Those calls and more on the last day of the month coming up.

Guys, meantime, Didi, as you know by now, making its NYSC debut.

IPO prices at 14, raising $4.4 billion for the Chinese ride-sharing giant.

The upsized offering gives D.D. a market cap of more than $67 billion. $4.4 billion for the Chinese ride-sharing giant. The upsized offering gives D.D.D. a market cap of more

than $67 billion. 17 listings today, including SPACs and traditional IPOs. Renaissance capital says

the market's already on track for a record year with 213 traditional IPOs, raising more than

$70 billion year to date.

One of the biggest backers of today's Diti debut.

As you know, Deirdre is SoftBank, which finds itself backing multiple fronts of the ride-sharing

and delivery wars.

The Vision Fund holding a 21.5% stake in Diti, but it comes after it sold $2 billion worth

of stock in its competitor Uber earlier this year.

And of course, Dee, its claim to fame is managing to push Uber out of China overall.

Yeah, but don't forget Uber, one of the winners as well, because in return for leaving China,

it got a stake in Diti, which is now worth much more.

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