The search giant said it will spend a staggering $75 billion this year as the AI arms race heats up. Investors may have concerns about whether it will pay off. Shares in Google’s parent company, Alphabet (Nasdaq: GOOG),

Alphabet shares fell 8% on Wednesday as investors balked at the Google parent's slowing cloud growth and planned $75 billion capital spending for the year, underscoring growing fears over Big Tech's escalating artificial intelligence costs.

Google parent Alphabet Inc.’s shares dropped in premarket trading after slower growth in its cloud business contributed to lower-than-expected revenue in the fourth quarter.