======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '122'
                                          'artist'  'Little Joe & The Mustangs'
                                     'text_people'  ''
                                         'release'  'Titty Twist A Go Go'
                                           'title'  'South Swell'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['rock & roll', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '108.879'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Titty Twist A Go Go'
'TBPM' (BPM (beats per minute))                     '108.879'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'South Swell'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Little Joe & The Mustangs'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock & roll', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.53 dB'
'TXXX:replaygain_track_peak'                        '0.355817'

========================== row from database ==========================
                                              'id'  948455
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Titty Twist A Go Go/10. little joe & the mustangs - south swell.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  122
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  4899591
                                           'mtime'  1620538241
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va 10. little joe the mustangs south swell prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Little Joe & The Mustangs
                                     'tag_release'  Titty Twist A Go Go
                                       'tag_title'  South Swell
                                             'bpm'  108.879
                                    'search_title'  'south':1 'swell':2
                                   'search_artist'  'joe':2 'little':1 'mustangs':4 'the':3
                                  'search_release'  'a':3 'go':4 'titty':1 'twist':2
                                     'search_rest'  '10':6,7 'bossa':18 'country':4 'exotica':2 'jazz':1 'jb':15 'joe':9 'little':8 'lounge':16 'mustangs':11 'oldies':3 'or':17 'prerock':14 'south':12 'swell':13 'the':10 'va':5
                                    'search_combo'  '10':16,17 'a':9C 'bossa':28 'country':14 'exotica':12 'go':10C 'jazz':11 'jb':25 'joe':4B,19 'little':3B,18 'lounge':26 'mustangs':6B,21 'oldies':13 'or':27 'prerock':24 'south':1A,22 'swell':2A,23 'the':5B,20 'titty':7C 'twist':8C 'va':15
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  2012
                                     'discogstags'  ['rock & roll', 'rock']

============================== file details ==============================
                                           'mtime'  1620538240.9912574  (2021-05-09 07:30:40)
                             'size'  4899591