---
author: "Eric Priezkalns"
published: "2015-05-15T06:00:50+00:00"
modified: "2015-05-12T14:49:08+00:00"
title: "BT and Hadoop"
permalink: "https://commsrisk.com/bt-and-hadoop/"
---

# BT and Hadoop

Here is a great short talk by Phillip Radley, BT’s Chief Data Architect. Speaking at last week’s *Strata + Hadoop World conference* in London, Radley explained how BT successfully replaced its old batch ETL process with a Hadoop cluster, allowing them to make better use of huge volumes of customer data. According to Radley, the return on this investment has been between 200 and 250 percent!

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