This post discusses the components of modern event-driven data pipelines, which are crucial for businesses to answer specific questions using massive amounts of data from various sources. The author breaks down the data pipeline into four sections: Ingestion, Transport, Storage and Management, as well as Processing and Visualizing. Some popular tools mentioned include Embulk, StreamSets, Fluentd, Apache Sqoop, Flume, Spark, Apache Kafka, Amazon Kinesis, PostgreSQL, Redis, Cassandra, InfluxDB, and Grafana. The author also provides resources for learning more about data pipelines and related technologies.