Rumble's entire market cap is $1.6B - seems like they would have to take on an onerous debt burden to cover the (Bloomberg estimated) $15B - $20B valuation of Chrome.
Chrome has 3.45 billion users worldwide.
As the gatekeeper between the user and the web, there's no shortage of to ways burn the good reputation of Chrome for one-time financial gains.
That sounds ideal to me. Every other big corporation (Facebook, Apple, Amazon, Microsoft) would otherwise have their agenda to push.
Otherwise some kind of foundation might be created, similar to the mozilla foundation, with various companies chipping in some money to fund development.