Facebook has invested a rather substantial sum in Indian telecoms giant Reliance Jio.

Earlier this year, Reliance Jio overtook Vodafone Idea to become the largest operator by userbase in India.

With its over 1.3 billion population, the Indian market offers huge growth potential; especially for a company like Facebook.

In a Facebook post, CEO Mark Zuckerberg wrote:

"Facebook is teaming up with Jio Platforms -- we're making a financial investment, and...