Mark McGuire
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 128 | Founded | a year ago | Last Issue | 4 days ago |
| Active | |||||
Read this Newsletter
markmcguirequantum.substack.comLatest Issues
Time Bin Quantum Communication
Six Hours
A paper updated this month demonstrates 120 kilometers of quantum key distribution with six continuous hours of operation and no manual adjustment. The distance isn’t the story. The record is ten times that.
The six hours is t...
Can you trust your LLM?
One outstanding question in the LLM space has always been how much bad data it takes to ruin a model. It’s an essential step in due diligence while creating a new model, but it hasn’t been well understood.
It’s essential for us to understa...
The Bottleneck shifted
In a shift from the typical, IBM, an ex-foundry player, is returning to chipmaking via quantum computing. While most quantum companies are spun out of research labs, Big Blue has decided it is time for an industrial response with CHIPS Act...
There is no "Chat GPT" moment for Quantum
Many companies today claim to be “building the ChatGPT moment for quantum.” It’s an understandable ambition. It’s also a categorical error.
These companies are often putting genuine effort into the democratization of quantum technology. Th...
Quantum Is Not AI's Sequel
On April 30, 2026, Lisa Lambert, CEO of Quantum Industry Canada, made the following statement to the Canadian House of Commons Standing Committee on Industry and Technology. (See the original here)
“You’re studying artificial intelligenc...
Audience Metrics
Subscribers, engagement, traffic and sponsorship for Mark McGuire.
| Subscribers | Engagement | 62 | Monthly Web Visits | ||
|---|---|---|---|---|---|
| Accepts Sponsors | Estimated Cost per Ad | ||||
Explore More
Authors
The writers behind this newsletter.
Quantum hardware founder and AI systems engineer. I write for the executives caught between vendor hype and technical reality without adding to either. Author of the HQx series. Chapter manager, QSECDEF.
Frequently Asked Questions
How can I access the email archive for Mark McGuire?
You can find recent issues that have been published by Mark McGuire 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 Mark McGuire have?
To see how many people subscribe to Mark McGuire, 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 Mark McGuire?
Newsletter advertising can be extremely effective when it's done right. Before you pitch Mark McGuire 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 Mark McGuire?
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 Mark McGuire using the contact information provided and ask for a copy of their media kit.
How can I find newsletters related to Mark McGuire?
Scroll up to where it says Related Newsletters to see other publications like Mark McGuire. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.
How do I contact Mark McGuire?
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.