Reletter
Artwork for Rubik's Cube

Rubik's Cube

Babis Makrynikolas

Thoughts on tech, economics, product management, and everything in between

Platform
Substack
PricingOnly free issuesPublishesMonthly
Issues24Founded6 years agoLast Issue3 months ago
Active

Read this Newsletter

bmak.substack.com
Artwork for Rubik's Cube

Latest Issues

The Marketplace Scaling Ladder Framework

Teams build beautiful, curated supply with hand-picked sellers and perfect quality controls. And then they watch a scrappier competitor with worse quality but 10x the volume lock up the market. The teams weren’t doing the wrong things. They...

3 months ago
3

AI Is Rewriting the Rules of SaaS Pricing

For years, SaaS pricing was based on a simple pricing model: price per seat. Easy to explain, easy to forecast, and easy to sell. But that model is breaking down. As AI reshapes workflows and automation reduces the need for “seats”, the lin...

7 months ago
2
1

The Era of AI Pricing

For years, SaaS pricing was based on a simple pricing model: price per seat. Easy to explain, easy to forecast, and easy to sell. But that model is breaking down. As AI reshapes workflows and automation reduces the need for “seats,” the lin...

8 months ago

Will vibe coding replace PRDs?

Vibe coding is having a moment. Instead of writing PRDs, teams dive straight into code or design, building quick prototypes to test ideas. It feels fast, collaborative, and a lot more energizing than a narrative. Recently, Mahdu Guru, a Goo...

8 months ago
6

Feeling stuck? Read more...

I’m trying something new and offering a few free 1:1 mentoring sessions.

Back when I was figuring things out (let’s be honest, still am), a few generous people gave me their time, answered my questions, and helped me avoid costly mistakes....

a year ago
3

Key Facts

Contact Information
Newsletter Author
Number of Subscribers
Find out how many people subscribe to this newsletter.

Audience Metrics

Subscribers, engagement, traffic and sponsorship for Rubik's Cube.

SubscribersMonthly Web VisitsAccepts Sponsors
Estimated Cost per Ad

Authors

The writers behind this newsletter.

  • Babis Makrynikolas

    To add

  • Frequently Asked Questions

    How can I access the email archive for Rubik's Cube?

    You can find recent issues that have been published by Rubik's Cube on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.

    How many subscribers does Rubik's Cube have?

    To see how many people subscribe to Rubik's Cube, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.

    How can I advertise in Rubik's Cube?

    Newsletter advertising can be extremely effective when it's done right. Before you pitch Rubik's Cube as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.

    Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.

    How much does it cost to sponsor a publication like Rubik's Cube?

    Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.

    To find out how much an ad will cost, contact Rubik's Cube using the contact information provided and ask for a copy of their media kit.

    How can I find newsletters related to Rubik's Cube?

    Scroll up to where it says Related Newsletters to see other publications like Rubik's Cube. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.

    How do I contact Rubik's Cube?

    Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.