======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '326'
                                          'artist'  'Galactic'
                                     'text_people'  ''
                                         'release'  'Meterology'
                                           'title'  'Everybody Wants Some Pt.3 (sim. Meters)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['funk', 'jazz', 'fusion', 'jam', 'jam band']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '89.2'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Meterology'
'TBPM' (BPM (beats per minute))                     '89.2'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TENC' (Encoded by)                                 'Free Mp3 Wma Converter'
'TIT2' (Title/songname/content description)         'Everybody Wants Some Pt.3 (sim. Meters)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Galactic'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['funk', 'jazz', 'fusion', 'jam', 'jam band']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.43 dB'
'TXXX:replaygain_track_peak'                        '0.998070'

========================== row from database ==========================
                                              'id'  1530065
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Galactic - Everybody Wants Some Pt.3 (sim. Meters).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  326
                                           'genre'  funk or soul
                                        'filesize'  8021246
                                           'mtime'  1628357831
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY Instr 70_s funk or soul
                                      'tag_artist'  Galactic
                                     'tag_release'  Meterology
                                       'tag_title'  Everybody Wants Some Pt.3 (sim. Meters)
                                             'bpm'  89.2
                                    'search_title'  '3':5 'everybody':1 'meters':9,10 'pt':4 'pt3':6 'sim':7,8 'some':3 'wants':2
                                   'search_artist'  'galactic':1
                                  'search_release'  'meterology':1
                                     'search_rest'  '70':6 'easy':4 'funk':2 'instr':5 'or':8 's':7 'soul':3 'swing':1
                                    'search_combo'  '3':5A '70':18 'easy':16 'everybody':1A 'funk':14 'galactic':11B 'instr':17 'meterology':12C 'meters':9A,10A 'or':20 'pt':4A 'pt3':6A 's':19 'sim':7A,8A 'some':3A 'soul':15 'swing':13 'wants':2A
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['funk', 'jazz', 'fusion', 'jam', 'jam band']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357830.6483192  (2021-08-07 19:37:10)
                             'size'  8021246