AetherSynth & Flow v1.0.0 — Complete 10-Phase Multi-Platform Spatial Audio, FDTD, EEG BCI & Quantum MPS/DMRG Workstation

Complete 10-Phase Master Architecture (Tracks 1–36) across 63 Swift 6 & Metal 3 source files (46,959 LOC, 34 @test suites, 12-stage SHA-256 Capstone Certification) with zero external dependencies and SWIFT_STRICT_CONCURRENCY = complete.

Highlights (Phases 1–10)

• Procedural DSP, 8-Ch Hadamard FDN Reverb & 4-Op TZFM: Wait-free AVAudioSourceNode engine, 24 dB/oct Cytomic TPT SVF, 24/32-bit RIFF/WAVE stem exporter, and vDSP 64-bar perceptual FFT.
• 3D KEMAR HRTF, Shoebox ISM, Metal Ray-Tracing & Neural Latent Flow: 128-tap KEMAR HRIR + UPOLS Radix-2 FFT convolver, 18-source 3D Shoebox ISM, 4,096-ray Metal SAH-BVH acoustic ray-tracer (512-tap DRIR), and 1D Rectified-Flow ODE + 4-stage RVQ + 64x Snake neural vocoder.
• AUv3 MPE DAW Plugin & Sub-ms PTP/Marzullo/PI-PLL WFS Orchestra: Sample-accurate sub-block event slicing, 16-param lock-free RealtimeParameterBank, 8-voice MIDI/MPE voice allocator, 64-byte 4-timestamp PTP wire protocol, Marzullo W=16 outlier filter, 2nd-order PI-PLL clock servo, and 2.5D Rayleigh I WFS array solver.
• 2D/3D FDTD Physical Waveguide & 4-Ch 256 Hz BLE EEG BCI (Phase 9): 9/27-point compact Laplacian + 4th-order biharmonic plate stiffness, Von Neumann CFL stability clamp, cubic PML sponge (>38.9 dB reflection suppression), 48 kHz SIMD4 audio resonator, 12/24-bit BLE GATT EEG codec + RK4 Jansen-Rit cortical simulator, 4-tap RLS (lambda=0.992) + Kalman ocular blink canceler (>30.3 dB rejection, <2.4 deg phase shift), Squared Bicoherence b^2(f1,f2), clinical BIS, and 18-bin Tort Theta-Gamma PAC Modulation Index.
• SPWVD/HHT, Quantum MPS/DMRG, Volumetric Caustics & 12-Stage Capstone Certification (Phase 10): Radix-2 FFT Analytic Signal + Smoothed Pseudo Wigner-Ville Distribution (instantaneous frequency ridge, Order-3 Renyi entropy, 11-16 Hz cortical spindle ratio) + O(N) Thomas cubic-spline Hilbert-Huang EMD sifter; 6-site (d=4) Quantum Matrix Product State (One-Sided Jacobi SVD + QR/LQ canonicalization, Von Neumann entanglement entropy S_vN & Renyi-2 purity P_2) + 2-Site DMRG variational optimizer; Metal 3 16,384-photon 8-band Cauchy + Gladstone-Dale acousto-optic volumetric caustics (CIE 1931 XYZ / Display-P3, Henyey-Greenstein scattering); and 12-stage deterministic AetherCapstoneBenchmarkSuite with 64-char SHA-256 certificate (.md / .json export).