Little finger's demise was not due to being overpowered. He lost the information war he was waging. His opponent who thought of him an ally eventually did read

Little finger's demise was not due to being overpowered. He lost the information war he was waging. His opponent who thought of him an ally eventually did read through his manipulations, re established the truth with the aid of the man with the greatest information seeking powers, who can even navigate to the past to reveal certain well kept secrets. Baelish died because outraced on the information front. The power cutting his throat was a strong teenager, but one who could do so because nobody remained on his side after the unveiling of the shocking truth to those present in the scene.It’s all information. Just saying. Edit: typos