> Вы хотя бы сможете показать нам как была распределена половина этого $1  Billion?

Удаленное автоботом:

Началось "это было давно и поэтому неправда!"?

Для начала, миллиардов было 2 - в 1999 и 2013.
> will pour another $1 billion in. IBM will use the money to create a
> "development cloud," built with its own Power servers that run on Linux.
> Customers will be able to use it for free to test Linux applications
> remotely, reports Clark.

https://itsfoss.com/ibm-invest-1-billion-linux/
> Not the first time with $1 billion
> IBM has been a Linux supporter for a long time. In fact, this is not the
> first time when IBM has invested in Linux. Back in 2000, IBM had invested
> $1 billion in Linux with a dedicated team of over 1500 engineers. This
> resulted in several innovation for Linux and it has continued to grow.

Ну и
https://web.archive.org/web/19991110114228/http://www.ibm.co...

IBM will support major versions of Linux globally, giving customers a single point of contact for all of their technical support needs; 

IBM will work with four commercial distributors of Linux -- Caldera Systems Inc., Pacific HiTech Inc., Red Hat Software Inc., and SuSE Holding AG -- to pave the way for co-marketing, development, training and support initiatives that will help customers deploy Linux; 
Key IBM WebSphere products will ship later this year, including two 
..
IBM will begin beta testing, in the second quarter, its On-Demand Server for Linux, which manages access to e-business applications by users, groups, and devices ; 

https://web.archive.org/web/20000815054448/http://www-4.ibm..../

IBM announces Web Site Creation And Publishing Software for Linux
    IBM ViaVoice Dictation for Linux is the only voice recognition technology solution available for Linux.
You talk, IBM ViaVoice Dictation for Linux types!
    IBM looks beyond servers with Linux plans.
Our strategy for using Linux can be summed up in two sentences: Today, the server. Tomorrow, the world.
    IBM extends support for Linux with new product enhancements and software promotions.
See new hardware, software and partner offerings
    IBM offers the broadest array of Linux certification and training options in the industry.
    Introducing Linux for S/390. S/390 reliability, Linux flexibility.
Also introducing e-business software for Linux for S/390. 

https://www.youtube.com/watch?v=KwEWxpOWOok (реклама в ТВ)
https://github.com/torvalds/linux/search?utf8=Б°⌠&q=ibm+corp&type=
В общем, кроме непосредственно самой разработки (это помимо того, что IBM почти все годы входила в топ-10 committers) куча серьезной рекламы и поддержки в энтерпрайзе. А так да - все остальное обеспечили анонимы опеннета.