======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '378'
                                          'artist'  'Yesterdays New Quintet'
                                     'text_people'  ''
                                         'release'  'Yesterdays Universe'
                                           'title'  'Cold Nights and Rainy Days'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-2', 'q-other-2', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jazz', 'hip-hop', 'instrumental', 'chillout', 'madlib']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '15'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '120'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::XXX'                                         (' 0000063A 0000071C 00001BCB 0000171E 00057E57 00057E6E 00006A7B 00006942 '
 '00013897 00046D15')
'COMM:iTunNORM:eng'                                 (' 000008B5 00000000 0000BDE6 00000000 00041EB0 00000000 00008000 00000000 '
 '00029827 00000000')
'TALB' (Album/Movie/Show title)                     'Yesterdays Universe'
'TBPM' (BPM (beats per minute))                     '120'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-07-17'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Madlib'], ['guest membranophone', 'Ivan Conti'], ['guest membranophone', 'Karriem Riggins']])
'TIT1' (Content group description)                  'Stones Throw'
'TIT2' (Title/songname/content description)         'Cold Nights and Rainy Days'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Last Electro-Acoustic Space Jazz & Percussion Ensemble'
'TPE2' (Band/orchestra/accompaniment)               'Yesterdays New Quintet'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Stones Throw Records'
'TRCK' (Track number/Position in set)               '9/15'
'TSO2'                                              'Yesterdays New Quintet'
'TSOP' (Performer sort order)                       'The Last Electro-Acoustic Space Jazz & Percussion Ensemble'
'TXXX:ASIN'                                         'B000PWQT44'
'TXXX:Artists'                                      'The Last Electro-Acoustic Space Jazz & Percussion Ensemble'
'TXXX:BARCODE'                                      '659457215828'
'TXXX:CATALOGNUMBER'                                'STH2158'
'TXXX:MusicBrainz Album Artist Id'                  'c0f286bf-b427-4a0e-b5f5-f46ae900a486'
'TXXX:MusicBrainz Album Id'                         '414cff60-928d-4259-946d-dcd62f51cae3'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f934cfeb-27a0-4f6f-a798-eb4a3bfd8130'
'TXXX:MusicBrainz Release Group Id'                 'f97e5330-c1b0-32ee-8fc5-6bd65e60caad'
'TXXX:MusicBrainz Release Track Id'                 'fa0a6d21-e4e7-3db7-8f6a-5ee3481de338'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['jazz', 'hip-hop', 'instrumental', 'chillout', 'madlib']
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+4.63 dB'
'TXXX:replaygain_track_peak'                        '0.242626'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'38a1871b-76b2-4928-8c84-10f16ef986db')

========================== row from database ==========================
                                              'id'  1237550
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Yesterdays Universe/09 Cold Nights and Rainy Days.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  378
                                           'genre'  funk or soul
                                        'filesize'  15199444
                                           'mtime'  1621489947
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul 09 funk or soul
                                      'tag_artist'  Yesterdays New Quintet
                                     'tag_release'  Yesterdays Universe
                                       'tag_title'  Cold Nights and Rainy Days
                                             'bpm'  120.0
                                    'search_title'  'and':3 'cold':1 'days':5 'nights':2 'rainy':4
                                   'search_artist'  'new':2 'quintet':3 'yesterdays':1
                                  'search_release'  'universe':2 'yesterdays':1
                                     'search_rest'  'funk':2 'or':4 'soul':3 'swing':1
                                    'search_combo'  'and':3A 'cold':1A 'days':5A 'funk':12 'new':7B 'nights':2A 'or':14 'quintet':8B 'rainy':4A 'soul':13 'swing':11 'universe':10C 'yesterdays':6B,9C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'hip-hop', 'instrumental', 'chillout', 'madlib']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621489946.893036  (2021-05-20 07:52:26)
                             'size'  15199444