======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '168'
                                          'artist'  'The Termites'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'Push It Up'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['skinhead reggae', 'reggae', 'psychobilly', '60s', 'rocksteady']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '144.028'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '144.028'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Push It Up'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Termites'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['skinhead reggae', 'reggae', 'psychobilly', '60s', 'rocksteady']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.500838'

========================== row from database ==========================
                                              'id'  985260
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[ja olympic fcb 7266 1967] the termites - push it up.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  168
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3370880
                                           'mtime'  1620524169
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [ja olympic fcb 7266 1967] the termites push up loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  The Termites
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Push It Up
                                             'bpm'  144.028
                                    'search_title'  'it':2 'push':1 'up':3
                                   'search_artist'  'termites':2 'the':1
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1967':8,9 '7266':7 'and':21 'dancehall':19 'dub':17 'fcb':6 'ja':3,4 'loc':14 'olympic':5 'or':16 'push':12 'reggae':1 'roots':20 'singles':2 'ska':18 'style':15 'termites':11 'the':10 'up':13
                                    'search_combo'  '1967':15,16 '7266':14 'and':28 'dancehall':26 'dub':24 'fcb':13 'it':2A 'ja':10,11 'loc':21 'olympic':12 'or':23 'push':1A,19 'reggae':6C,8 'roots':27 'singles':7C,9 'ska':25 'style':22 'termites':5B,18 'the':4B,17 'up':3A,20
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['skinhead reggae', 'reggae', 'psychobilly', '60s', 'rocksteady']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524169.2119422  (2021-05-09 03:36:09)
                             'size'  3370880