What goes wrong
Every failure mode across every WiredSimple explainer — because how a system breaks is usually the fastest way to understand how it works.
You understand a mortgage the moment you understand negative equity, and a battery the moment you understand thermal runaway. 50 failure modes, each linked to the explainer that covers it.
Tech
- Interference from other 2.4 GHz devices (Wi-Fi, microwaves) How Bluetooth Works: The Invisible Cable Replacement
- Pairing failures from mismatched protocols or full device lists How Bluetooth Works: The Invisible Cable Replacement
- Audio latency and codec degradation under weak signal How Bluetooth Works: The Invisible Cable Replacement
- Range dropouts caused by physical obstacles or body absorption How Bluetooth Works: The Invisible Cable Replacement
- Security exploits (BlueBorne, KNOB attack) from unpatched firmware How Bluetooth Works: The Invisible Cable Replacement
- Electron tunnel oxide wear How SSDs Work: Flash Storage Explained
- Write endurance exhaustion (TBW) How SSDs Work: Flash Storage Explained
- Controller failure How SSDs Work: Flash Storage Explained
- Power loss during write How SSDs Work: Flash Storage Explained
- Extreme temperature exposure How SSDs Work: Flash Storage Explained
- Capacitor charge leak (bit flip) What is RAM and Why Does It Matter?
- Overheating (thermal throttle) What is RAM and Why Does It Matter?
- Incompatible XMP profile What is RAM and Why Does It Matter?
- Incorrect DIMM slot pairing What is RAM and Why Does It Matter?
- ESD damage during install What is RAM and Why Does It Matter?
- Interference (microwaves, Bluetooth) How Wi-Fi Works
- Channel congestion (neighbours) How Wi-Fi Works
- Physical obstruction (concrete walls) How Wi-Fi Works
- Wrong Wi-Fi password How Wi-Fi Works
- ISP outage upstream How Wi-Fi Works
Money
- Employer insolvency (DB schemes) What is a Pension and How Does It Work?
- Poor investment fund choice What is a Pension and How Does It Work?
- Early withdrawal penalties What is a Pension and How Does It Work?
- Missing auto-enrolment opt-in What is a Pension and How Does It Work?
- Forgetting old workplace pensions What is a Pension and How Does It Work?
- Interest rate rise (variable mortgage) How Mortgages Work
- Negative equity (house price falls) How Mortgages Work
- Missed payment (repossession risk) How Mortgages Work
- Failed valuation survey How Mortgages Work
- Gazumping before exchange How Mortgages Work
- Missed payment (stays 7 years) How Credit Scores Work
- Maxing out credit cards How Credit Scores Work
- Closing old accounts How Credit Scores Work
- Too many hard enquiries How Credit Scores Work
- Identity theft / fraud How Credit Scores Work
Science
- Clouds (Mie scattering = white) Why is the Sky Blue?
- Pollution/dust (redder sky) Why is the Sky Blue?
- Volcanic ash (vivid sunsets) Why is the Sky Blue?
- Smoke (orange/red tint) Why is the Sky Blue?
- Twilight arch (purple/indigo) Why is the Sky Blue?
- Lithium plating (dendrite growth) How Batteries Work
- Electrolyte decomposition How Batteries Work
- Thermal runaway (fire risk) How Batteries Work
- Cathode cracking (mechanical) How Batteries Work
- Capacity fade over cycles How Batteries Work
- Immune evasion by mutating virus How Vaccines Work
- Waning antibody levels over time How Vaccines Work
- Immunocompromised recipient How Vaccines Work
- Incorrect cold-chain storage How Vaccines Work
- Rare allergic reaction (anaphylaxis) How Vaccines Work