Save Time by Avoiding Legacy Data Warehouses

BigQuery, Redshift, and Snowflake are too expensive and overkill for the majority of independent traders, e-commerce sites, and single engineers.

What to Study Instead: Parquet + DuckDB
I reduced my monthly cloud expense by $800 by switching to DuckDB for local analytics. ideal for Shopify sales analytics and trading backtests.

 

Avoid Wasting Time on Outdated BI Tools

You are locked into licensing for Tableau and PowerBI. Today's clients desire open-source dashboards that are quick and inexpensive to host.

What to Study Instead: Streamlit + Superset
These days, I sell Streamlit trading and e-commerce dashboards. Customers adore the flexibility, and I keep the profits.

 

Avoid wasting time on blockchain platforms that are overhyped.​​​​​​​

​​​​​​​In a year, so many "Ethereum killers" disappear. It is a waste of money and intelligence to pursue them.

Instead, Study Bitcoin + Stablecoins + Intelligent Automation
I've used Python to automate stablecoin arbitrage, and consistent, uninteresting returns consistently outperform hoopla.

 

Avoid Wasting Time on Outdated Machine Learning Frameworks​​​​​​​

​​​​​​​Scikit-learn-only pipelines and TensorFlow 1.x are no longer sufficient for production AI monetization.

Alternative Courses: PyTorch + LLM APIs + LangChain
With LangChain, I created a subscription AI assistant for e-commerce operators, and it continues to pay me on a monthly basis.

 

Avoid Wasting Time on Paid ETL Software​​​​​​​

​​​​​​​Stitch bills or Fivetran can ruin a simple craft.

Instead, learn about Airbyte + dbt.
I charged clients thousands to set up my data pipelines, but I transferred them and reduced expenses to nil.

 

Avoid Wasting Time Just on Centralized Advertising Platforms

​​​​​​​In 2025, relying solely on Google Ads or Facebook will reduce your profit margins.

What to Study Instead: Organic Growth Driven by AI
I automate SEO and TikTok content pipelines with AI. I use inexpensive landing sites to convert, and the traffic is free.

The majority of technologies are time wasters; they take up your attention and cost you money. By 2025, a tool's ability to immediately generate or save money will be the only important statistic. For this reason, I've given up on hype and traditional business technology in favor of focusing more on trade dashboards, automation, artificial intelligence, and monetizable open-source solutions. The lesson? Learn what generates revenue rather than what recruiters boast about.