======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '32'
                                          'artist'  'Radio Spot'
                                     'text_people'  ''
                                         'release'  'J.R. Williams - Murder On Your Ears'
                                           'title'  'Radio Spot - MANDINGO'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials-trailers'
                                             'bpm'  '145.685'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['0',
 ' 000004BF 0000066B 00001F14 000025B8 00003C4E 00003C4E 00007560 00007D28 '
 '00006229 0000125E',
 ' 00000000 00000210 000006F0 0000000000158880 00000000 0009B7C1 00000000 '
 '00000000 00000000 00000000 00000000 00000000']
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunes_CDDB_1:eng'                            'D411E131+343449+49+150+2727+13902+16302+28527+32835+43262+47462+57637+62137+71337+75012+83262+87462+95558+99418+107913+112113+122688+131763+140388+149238+159888+161845+170622+174572+185322+187528+197663+199426+207418+212368+222268+224272+235897+241530+252685+254449+265210+269818+279863+283988+295538+300113+311034+315309+326045+327695+342885'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '3'
'TALB' (Album/Movie/Show title)                     'J.R. Williams - Murder On Your Ears'
'TBPM' (BPM (beats per minute))                     '145.685'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-commercials-trailers'
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'iTunes 9.0.2'
'TIT2' (Title/songname/content description)         ['Radio Spot - MANDINGO', 'MANDINGO']
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Radio Spot'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.80 dB'
'TXXX:replaygain_track_peak'                        '0.494867'

========================== row from database ==========================
                                              'id'  956828
                                            'path'  /data/Music/Bulk/0nonmusic/00commercials-tv-radio-movietrailer/trailers/03 - Radio Spot - MANDINGO.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  32
                                           'genre'  nonmusic-commercials-trailers
                                        'filesize'  643218
                                           'mtime'  1620527877
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 00commercials tv radio movietrailer trailers 03 nonmusic commercials trailers
                                      'tag_artist'  Radio Spot
                                     'tag_release'  J.R. Williams - Murder On Your Ears
                                       'tag_title'  Radio Spot - MANDINGO
                                             'bpm'  145.685
                                    'search_title'  'mandingo':3 'radio':1 'spot':2
                                   'search_artist'  'radio':1 'spot':2
                                  'search_release'  'ears':8 'j':1 'jr':3 'murder':5 'on':6 'r':2 'williams':4 'your':7
                                     'search_rest'  '00commercials':2 '0nonmusic':1 'commercials':8 'movietrailer':5 'nonmusic':7 'radio':4 'trailers':6 'tv':3
                                    'search_combo'  '00commercials':15 '0nonmusic':14 'commercials':21 'ears':13C 'j':6C 'jr':8C 'mandingo':3A 'movietrailer':18 'murder':10C 'nonmusic':20 'on':11C 'r':7C 'radio':1A,4B,17 'spot':2A,5B 'trailers':19 'tv':16 'williams':9C 'your':12C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527877.4451313  (2021-05-09 04:37:57)
                             'size'  643218