======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '130'
                                          'artist'  'Mad Caddies'
                                     'text_people'  ''
                                         'release'  'The Holiday Has Been Cancelled'
                                           'title'  "Something's Wrong at the Playg"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska punk', 'punk rock', 'ska', 'punk']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk;rock-gr-punk-ska'
                                             'bpm'  '143.517'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Holiday Has Been Cancelled'
'TBPM' (BPM (beats per minute))                     '143.517'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-punk', 'rock-gr-punk-ska']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         "Something's Wrong at the Playg"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mad Caddies'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'ska', 'punk']
'TXXX:original release date'                        ['2000', '2000']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.358446'

========================== row from database ==========================
                                              'id'  1521549
                                            'path'  /data/Music/Bulk/00poprockelectronic/Mad Caddies/03 - Something_s Wrong at the Playground.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  130
                                           'genre'  rock-gr-punk;rock-gr-punk-ska
                                        'filesize'  2602624
                                           'mtime'  1636912567
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 Something_s Playground rock gr punk;rock gr punk ska
                                      'tag_artist'  Mad Caddies
                                     'tag_release'  The Holiday Has Been Cancelled
                                       'tag_title'  Something's Wrong at the Playg
                                             'bpm'  143.517
                                    'search_title'  'at':5 'playg':7 's':2 'something':1 'somethings':3 'the':6 'wrong':4
                                   'search_artist'  'caddies':2 'mad':1
                                  'search_release'  'been':4 'cancelled':5 'has':3 'holiday':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 'gr':6 'playground':4 'punk':7,9,11 'rock':5,8,10 's':3 'ska':12 'something':2
                                    'search_combo'  '00poprockelectronic':15 'at':5A 'been':13C 'caddies':9B 'cancelled':14C 'gr':20 'has':12C 'holiday':11C 'mad':8B 'playg':7A 'playground':18 'punk':21,23,25 'rock':19,22,24 's':2A,17 'ska':26 'something':1A,16 'somethings':3A 'the':6A,10C 'wrong':4A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'ska', 'punk']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636912567.4479089  (2021-11-14 18:56:07)
                             'size'  2602624